Compact 80m Antenna

The antenna has been used very successfully over the 2007-2011 period during the sun spot minimum. 40/80m COMPACT HF VERTICAL, 1. 4 M42001 Tapping screw M4x8 M42017 Inner tooth washer M4 M42018 S trap M42006 Inner tooth washer M4 M42018 Tapping screw M4x8 M42017 Pipe No. On HF, one of the factors that determine how far your signal goes is the takeoff angle. This should be better than other compact 80m antennas such as back-to-back mobile whips, but it's still pretty narrow. Antennas include an AM-FM broadcast radio antenna, 1. (You can enter the largest gauges as 0 to 0000000, 1-0 to 7-0, or 1/0 to 7/0. The InnovAntennas VertiGo - 66V. On 75-80m 1. Hosome Bluetooth 5. I really don't have room for a full, half-wavelength dipole, so I'm looking for options. 9MHz Full-wave Loop Antenna. Dual Band SMA Male Ham Radio Antenna 144/430mHz Portable Whip Antenna for Baofeng UV-3R YAESU $8. On one of the Ham Radio exhibitions in Friedrichshaven I saw the Optibeam OB1-80 – rotary dipole. This is an End Fed Long Wire wire antenna designed to be compact but still delivers superb performance that will cover all bands from 160 to 6 meters, including the WARC Bands, as well as 60 meters and MARS frequencies. 71 - Tower Pole as a Vertical Antenna for 80m. 5MM Audio, Optical and RCA Cable(Aptx HD Low Latency) for Home Stereo System 0 Your Cart - $0. Improving 160 and 80 meter antenna performance. The JK801 is a motorized inductor coil loaded as well as end capactively loaded rotatable dipole, with a small footprint, giving great performance on 80M. The feed point is at ground level and the radiating wire goes up over the house and into a top room window where I have a crocodile clip (acting as a switch), to attach the 160m. 2 it can be observed that in this case single resonant mode seems to form at about 3. 111 - Helix Antenna. Cushcraft MA-8040V Compact HF 40/80M Antenna MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40 Meters. Evolving from a simple end-fed Marconi for 80m, the idea was to use the opposing. Specifications: Frequency Range 400kHz-60MHz (Continuous) Band Switch: Quickly changes Bands 160M, 80M, 60M, 40M, 30M, 20M, 17M, 15M, 12M, 10M, and VHF 6 Meters. Inverted L Antennas. MP Antennas: Super-M 400 Base Base Antenna 400-500 MHz: Super-M Classic Base Base Antenna 25-1300 MHz: Super-M Ultra Base Base Antenna 25-6000 MHz: Surmen: SX- 3 Vertical 2M/440 : SX- 5 Vertical 2M/440 : SX-20 Vertical 2M/440 : Coax-Seal: Coax-Seal : Please also see: Amateur Wire Antennas: Amateur Mobile Antennas: HT/Portable Antennas: Antenna. Pedestrian 5-Band. You'll should hear/see your signal on your radio. 40m EH Receiver Antenna – G8ODE iss 1. An Attic Coaxial-Cable Trap Dipole for 10, 15, 20, 30, 40, and 80 Meters John DeGood, NU3E [email protected] A MLA is a convenient, lightweight antenna, which can be deployed quickly and is ideal for use in places where HOA restrictions make full size wire antennas impossible, or where there just is not enough room to erect a conventional antenna. Share; 2m 6m 10m 15m 20m 40m 43 foot 70cm 80m AHVD Aluminum APRS Baluns battery BigIR collinear Diamond dipole DX-Eng. 3:1) on 80m and 40m, and below 3:1 on 20, 15 and 10m. 6 KiB: 2016-Jul-20 22:33: 36-1. So my offering to FDIM 9 will also be a matter of 5: my personal selection of the top 5 HF wire antennas for the backyard and for multi-band operation. 115 - Multiband Half-Wave Delta-Loop Antenna. The antenna has been used very successfully over the 2007-2011 period during the sun spot minimum. A Portable NVIS Antenna. 113 - Stub-Loaded Shortened Dipole for 80m. Specialising in new & used Ham (Amateur) Radio, Commercial Two-Way Radio, Marine & Aviation equipments. 40m Compact 4-Square Antenna – EA5AVL. The TZ-V-5 is a 5-band trapped vertical antenna designed to permit operation on the primary HF amateur bands of 10/15/20/40/80m. Curtis, John D. It will work on 15/12/10 and 6m also. HF Yagi, HEXX Beam and Rotatable Antennas. 8-30 Mc center-loaded HF whip, 51 Mc Whip, 28/27 Mc whip, GPS antenna under a radome on roof, 145 Mc 5/8 wave whip and VHF/UHF scanner whip. 1 out of 5 stars 63 $299. The combination of lightweight compact matching systems, combined with the installation convince, visual appeal, and installation simplicity of NOT hanging a heavy coaxial feeder from a long span of thin antenna wire, has rekindled interest in end-fed half-wave antennas. ARRL to Hold National Convention at Orlando HamCation in February 2021. The JK801 is a motorized inductor coil loaded as well as end capactively loaded rotatable dipole, with a small footprint, giving great performance on 80M. 6-BTV was designed as self-supporting. I had experience with the SA612 double-balanced mixer, but I did'nt want to make a converter. Specifications: Frequency Range 400kHz-60MHz (Continuous) Band Switch: Quickly changes Bands 160M, 80M, 60M, 40M, 30M, 20M, 17M, 15M, 12M, 10M, and VHF 6 Meters. On one of the Ham Radio exhibitions in Friedrichshaven I saw the Optibeam OB1-80 – rotary dipole. The vertical antenna is specifically designed to operate on 75/80 meters. the magnitude of the Impedance (Z). A Balanced Balanced Antenna Tuner. 108 - Vertical / Horizontal / Circular Polarization Antenna. The antenna needed to be compact and lightweight, as did the method of matching it. Raise each pole individually - a little at a time if necessary, until at the required height. 14094 ~ Email: [email protected] The ARRL Antenna Handbook categorizes general HF vertical efficiencies at around 80% on 10m; however, efficiency can drop to around 0. The DX Engineering DXE-7580VA-1 is a slow taper 53 to 55-foot high Monoband Vertical Antenna system. For a Loop antenna the length also depends on the shape of the loop (Triangle, Rectangular, Square, Round) but start with a full wavelength for the band you wish to work on and tune from there. 106 - Double-Bazooka Antenna for 80m. 75 mm 2 insulated wire ("zip wire", AWG 20 or 21, not critical); as suggested by Harry, I split 13 meters of 2x0. The overall length of the antenna is 66 feet, one leg is 23 feet long and the other leg is 43 feet long. The PTO tunes 3. Antennas include an AM-FM broadcast radio antenna, 1. 10mhz and 20. Amatuer Ham Radio Antennas. InnovAntennas use the very latest in electromagnetic computer design technology in conjunction with Particle Swarm Optimisation methods (considered to be the best in optimisation technology today) to produce some of the most innovative and high performance antenna solutions available today. Type the gauge number in the Value box. I was skeptical but after easy install i now have a vertical antenna mounted at 50 ft so 73 ft 5 in. So my offering to FDIM 9 will also be a matter of 5: my personal selection of the top 5 HF wire antennas for the backyard and for multi-band operation. The Rockloop — compact antenna for 10. It is not so good on the higher bands as the antenna is longer than a quarter wave and gets complex. This should be better than other compact 80m antennas such as back-to-back mobile whips, but it's still pretty narrow. Three quarter-wave vibrators and a set of tuned radials. Easy to install and tune. This is usually done in the form of an inverted L due to the length (unless you have tall wide spaced trees). Base Antenna 10m 12m 15m 17m 20m 30m 40m & 100 KHz on 80m - 8 Band HF Multiband Vertical Base Antenna. - 90-100 ft is 3/8λon 80M, 3/16 λon 160M - 160-170 ft is 5/8 on 80M, 5/16 on 160M Radial Systems • Provide a return for the fields and currents produced by an end-fed antenna • The earth is lossy, burns transmitter power • Use enough radials so that fields and current are in copper, not earth • A few resonant radials work if elevated. Witch was never the case. The antenna comprised 40ft of insulated wire taped to a fibreglass fishing pole mounted vertically at ground level on the corner of my garage. The SlinkTenna is a compact, quick deploy, portable, helical ham radio antenna. Unlike many END FED antennas on the market, this one does not require the Antenna Tuner to operate. The feed of this antenna is placed 1/3 of the way in from one of the end insulators which would place the balun 23 feet in from the one end. The antenna is a marvelous feat of engineering with a compact box with the tuner and PL-259 connector housed in a compact box with its 1. MY home-brew wires are easy to set up, transmit and receive way better than the tiny, expensive gimmicks, and in the inverted V I get short, medium and long. And when you thought you knew all about antennas; by Buck Rogers K4ABT. Jan 27, 2014. Cushcraft MA-8040V Compact HF 40/80M Antenna MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40 Meters. 113 - Stub-Loaded Shortened Dipole for 80m. supply voltage AC 220 240 V (50/60 Hz) antenna Impedance 50 Ohms Yes antenna coupler (160 Bands 6 m) Sensibilidad de recepción 50 54 MHz SSB/CW/FSK/PSK = menor que 0. 2 KiB: 2016-Jul-20 22:33: 280-Veebeam. com, 4/9/12 Introduction Having limited space led to the design of this multi-band antenna array, which has a foot print of approximately 15 feet. They are content as long as the antenna can be easily tuned to cover the. Ver2cal'Wire'Antenna' • Actually'a'ver2cally'orientated' resonate'1/2'wave'dipole'with' the'earth'being'the' return ' half' • Due'to'poor'ground' conduc2vity'a. The Alpha LT-FMJ HF Antenna is an ultra-portable multiband Military 2. Pedestrian 5-Band. OptiBeam Beam/Yagi Antennas products from Ham Radio. Made from heavy duty aluminum, the CP6AR assembles easily, and yeilds excellent performance and reliability from a compact base station antenna. 5 out of 5 stars 24. It has the same electrical specifications as the standard OB8 other than being a 2 piece antenna Bands covered are 80m-40m-30m-20m-17m-15m-12m-10 meters, including WARC bands. It can test the SWR status of your antenna, measure the impedance and reactance component and help you to solve antenna problems. The MK1 can also be shortened for 10m and 6m. EUR HF Ham radio Sky Loop antenna, 160m 80m & 40-10. So cut the coax length at 65 feet. It is also rotten on 80m (SWR 330:10) as it is waaaaay too short – if you extend the wire to 8. Kevlar EFHW 49:1unun 80 / 40 / 20 / 15 / 10 m 300W Short with coil. An antenna tuner is. 2 watts on 80m using a traditional HF vertical. 111 - Helix Antenna. SteppIR DB-36 In the series of large antennas by SteppIR we offer two new models. 6 pounds, makes it very manageable during the installation process and will allow for a simple mast solution. This antenna is ideal for 2m/70cm mobile applications that call for good looks and small size. 5 meters long. This is a special order item. SKU: TITAN DX GAP. Only one is designed for 40m, and this is one of the priciest ones. Its light weight, 6. At the shack end, a control box is fed with band-decode information from the Ameritron RCS-12c - and automatically selects the antenna based on the rig's current band selection. I found Cebik's thoughts and Pfeiffer's ideas on loading quads informative. Magnetic loop antenna for 160 - 15 metres. The Western HF-10 multiband dipole was born out of Fred Western M0BZI's attempts at working 80m from a small garden. 0 Transmitter and Receiver, 265ft/80m Long Range 3-in-1 Fiber Optic Bluetooth Transceiver, 3. Hosome Bluetooth 5. The first 4 turns are 7. Due to the narrow bandwidth on a wire antenna on 80m you will need to use an ATU. , 10-80m, 132 ft. It reduces the overall length of the antenna by 40%. With PVC carry case. 112 - Novice Vertical Antenna for 80m, 40m, 15m, 10m. My Loop Antenna November 20, 2013 9 Characteristics of Small Loop Antennas for HF Operation • Coupling loop ≈1/5 diameter of main loop for good impedance matching on all bands • Antenna is narrowband, operating at resonance of loop L and tuning C • Radiation resistance in series with loss res. All that based on 100 watts. Three sections in total. Isotron Antennas : Single Band - Antennas Parts Mounting Accessories Amateur Ham radio antennas Contact Isotron antennas Isotron, small antenna, low-profile antenna. A small current is transduced on the antenna and the reciever amplifies it and converts it to audio. 5-30 MHz antenna. [pq]The Moxon Antenna, designed by Les Moxon G6XN (SK), is a compact two element beam antenna with about 5. RF signals are electromagnetic waves that consist of an electric. 40m & short 80m Wire Antenna – G8ODE iss 1. The base section of. Antenna selection for amateur radio equipment: Portable, mobile and fixed. For situations where an antenna in a much more compact area is required, a somewhat different configuration may be utilized. The Compact Quad Multiband HF Antenna An easy to build loop with a simple matching section offers four band HF coverage. I use this arrangement to keep RF out of the shack and to keep the antenna from picking up RF noise from the house wiring and the shack. The book moves onto Horizontal Antennas that also cover the amateur radio spectrum with dipoles, multi-bands and more. 113 - Stub-Loaded Shortened Dipole for 80m. On one of the Ham Radio exhibitions in Friedrichshaven I saw the Optibeam OB1-80 - rotary dipole. Build your own Wire Antenna! 110 - Indoor Compact Loop Antenna for 80m. ~ Lockport, N. Worked many stateside stations. 110 - Indoor Compact Loop Antenna for 80m. Solder two short pieces of wire to the terminals of the air variable capacitor. This item: Super Antenna MP1LXMAX Deluxe Tripod 80m-10m HF +2m VHF Portable Antenna with Go Bags ham Radio… $499. The Comet FHJ-350M, Portable 9-Band or FHJ-350M Toy-Bos, Portable 10-Band, 1/4 wave base loading telescopic antenna for HF through 6M. 00 (Fixed shipping cost) : Quantity: Product Description. I really don’t have room for a full, half-wavelength dipole, so I’m looking for options. 5mhz (UK bottom part of 80m). It utilizes an internal 9:1 UnUn and a BNC female antenna connector. Recently Chinese manufacturers have begun producing a low cost wide band (100 kHz - 30 MHz) magnetic loop HF antenna known as the MLA-30. Antenna reviews, especially for the various compact designs, usually state how well they perform, what DX has been worked (usually with CW on 12, 15 or 17m) etc. Carefully remove any kinks and twists in the bare copper antenna wire. 160m Inverted-L. Cushcraft MA-8040V Compact HF 40/80M Antenna MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40 Meters. The Autek Antenna Analyzer. One compromise antenna I have used is a trapped dipole. I cut the 80m leg at 67ft and trimmed for best SWR at 3. Due to the narrow bandwidth on a wire antenna on 80m you will need to use an ATU. Below is a diagram and some construction details. 108 - Vertical / Horizontal / Circular Polarization Antenna. Dual Band SMA Male Ham Radio Antenna 144/430mHz Portable Whip Antenna for Baofeng UV-3R YAESU $8. The longer the antenna, the greater the radiation resistance and therefore the less impact on efficiency from ground and coil losses. 95: A-3S: Beam,Triband,3 ele. Three quarter-wave vibrators and a set of tuned radials. 1, 14 & 21 Mhz bands Roofspace Antennas — how to build them and get them to work Rotary Dipole — for 17 and 20. This antenna is made for the Ham operator that ís looking for a compact dipole antenna to work on 40M. Frequency can be changed by means of shorting plug. You would probably have to go with a full length 80m 1/4 wave vertical or about 65ft tall to get a vertical to outperform a low dipole on 80m DX. and vswr perfect all band. EFHW Elecraft end-fed EZNEC Field Day Golden. Further, the curve (ii) illustrates that two modes are resonating at 2. On the bands above 20m it will work, but the performance may be down on what you could expect from a half-wave dipole cut for each particular band. 71 - Tower Pole as a Vertical Antenna for 80m. The 80 metre performance was great, far better than trying to tune up a 40 dipole to work on 80. The Baby Boomer Quad, BBQ for short, is a multi-band 2-element shortened quad displaying a wingspan of about 3. 107 - J-Style Antenna. Evolving from a simple end-fed Marconi for 80m, the idea was to use the opposing. Antenna selection for amateur radio equipment: Portable, mobile and fixed. 15dBi on 70cm. I have managed to make 80m voice contacts with most of Europe and some South American and African countries. The Q can be fairly high since it is limited only by the resistance in the inductor coil and any losses in the ferrite. Sure are bigger antennas better, but if you want portability or have not a lot of space this antenna with the right antenna tuner gets the job done. Rhombic_inverted-vee_antenna-. The 40 Meter Isotron Antenna. 28:1 SWR at 51. 106 - Double-Bazooka Antenna for 80m. Servsat is proud to offer VSAT Ka-Band antennas from Skyware Global, Skyware Technologies and Prodelin (GD Satcom) from 98cm to 2. , 10-80m, 132 ft. The Moxon Antenna, designed by Les Moxon G6XN (SK), is a compact two element beam antenna with about 5. His basic design starting point was the half size G5RV, to which he added inductors on each leg. HOA Mighty Mini End Fed 80 - 6 meters HF Multi Band Antenna 300 watts unun continuious. 160M Is a Tough Band • Propagation quite variable, signals often not very strong, heavy QRN during the summer -Mostly a nightime band, varies a lot through the night -During the winter, 800 miles or more is possible 2 hours before sunset, 2 hours after sunrise. Techniques also exist to phase active antenna to achieve multiple simultaneous beams and to generate multiple nulls On interfering signals. Because dipoles are directional, as seen in the "Dipole Radiation 3D Pattern". A high quality antenna tuner such as an LDG will allow this antenna to work multiple bands. June 24, 2020 No comments. The antenna produced excellent signal levels using only the 10dB preamplifier built into my TS-590SG. 107 - J-Style Antenna. The 80m antenna is spaced in about 1 foot from the 160m - and the 40m is spaced in about 1 foot more beyond the 80m. Buy Cushcraft MA-8040V Compact HF 40/80M Antenna with fast shipping and top-rated customer service. Mobile Antenna Mounts If you're going to mount a two way radio in your vehicle than you're going to need an antenna and an antenna needs a good mount. Modified W8JK Beam. On 75-80m 1. Dual Band SMA Male Ham Radio Antenna 144/430mHz Portable Whip Antenna for Baofeng UV-3R YAESU $8. Get the best deals on Ham & Amateur Radio Antennas. Ideas for compact 80m / 160m antennas DX Commander. 5 meters long. It`s effective, compact and simple to use for portable, fixed station and emergencies. - Portable Vertical Antenna for 75m and 40m makes up a compact 28 feet high antenna. SteppIR DB-42 (MonstIR PRO). Cushcraft MA-8040V Compact HF 40/80M Antenna MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40 Meters. The lowest feed-point impedance for a resonant ½ wave dipole is at the center but when we move off center the impedance increases. Given the small size of my garden even a long wire contorted with lots of bends wouldn’t easily fit. 5 for the FULL BAND on 20 meters. 30 foot 10-80 meter high performance commercial duty flagpole antenna LIVE IN A HOA RESTRICTED AREA. 3 results for hf screwdriver antenna Save hf screwdriver antenna to get e-mail alerts and updates on your eBay Feed. jpg Indoor_Compact_Loop_Ant_80m-. WHIP TUNER/ART. 109 - Coax Inverted-L Antenna for 80m. Specialising in new & used Ham (Amateur) Radio, Commercial Two-Way Radio, Marine & Aviation equipments. The 40 Meter Isotron Antenna. In that article I used a small section of kitchen cutting board as the mounting block and insulator. 2m 146 MHz dipole antenna construction project. 5:1Length of the antenna: 1,4mWeight: 210gConnector: PL-259 (UHF Male) Country of origin: Japan. Added: 03/11/2015. 130,00 € Average customer rating: Total votes: 0. RigExpert Stick 230 Antenna Analyzers are very compact and lightweight. It covers the 80 meter through 6 meter Amateur Radio bands and can handle up to 100 watts SSB, 50 watts CW, & 25 watts digital. It also works fine on all bands above 40m with a tuner, and even below 40m on 60m, and 80m, although the coax losses will be higher. (40M - 10M + 30M) OPTIBEAM 80M MONO-BANDERS OPTIBEAM TRI-BANDERS (80M, 40M, 20M Yaesu FT-450D Compact yet. To attain the triple-band operation for WLAN/WiMAX applications, the antenna design steps are shown in Fig. Gain is achieved at the expense of beamwidth. i would love to put full size antenna but my yard here ain't big 500 sqm. View the manual for MA8040V View the manufactures page for MA8040V View the eham review page for MA8040V The MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40. 0 is a 10-80 meter directional antenna system, which can be configured to launch your signal at your target that has a maximum PEP SSB rating of 500 watts. Example: 80m/40m/20m/ Etc. The JK401 is a simple Hi-Q coil loaded rotatable dipole, with a small footprint as well giving great performance on 40M. HUSTLER 6BTV 6-BAND 10-80M Hf Vertical Ham Radio Base Antenna 1500W - $295. My last vertical antenna experience relevant to the Hex Array came from the MFJ-1792 antenna. Pedestrian 5-Band. The big surprise was how quiet it is. It's a dual band inverted "V" at a height of 15 feet. Once again the antenna was shipped and received with in a few days. The combination of lightweight compact matching systems, combined with the installation convince, visual appeal, and installation simplicity of NOT hanging a heavy coaxial feeder from a long span of thin antenna wire, has rekindled interest in end-fed half-wave antennas. Jeff , VE1ZAC This is not a new idea, but the method I am suggesting of doing it is novel, and possibly simple to implement ! The caveat is that it is fussy and unique to each antenna situation. TRAM 1480 Amateur Dual-Band Base Antenna. 44 shipping. The Isotron Antenna. 80m and 40m Dual-band Vertical Antenna KV2 M42002 Hat M42008 Hat ring M42011 ・Description ① The KV2 is a dual-band vertical antenna for HF low band. They generate their own 0. It's a very compact antenna and is simple to construct. Added: 03/11/2015. and occasionally I even built one for 80m. Allocca, WB2LUA, www. Ideas for compact 80m / 160m antennas by DX Commander. For instance, the Diamond W-8010 multiband antenna has a nominal bandwidth of just 12KHz at 1. 6m it will be better on 40m but you may as well make it a proper quarter wave (about 10. I was skeptical but after easy install i now have a vertical antenna mounted at 50 ft so 73 ft 5 in. Sure would be a great ARRL SS antennas. VU2NSB OmniDX antenna (80m) VU2NSB OmniDX Antenna series is a very s. 107 - J-Style Antenna. 95 Special Order : No Image Available. 10m 12AVQ 12m 15m 17m 2017 2018 20m 40m 40n 4Nec2 6m 80m Amplifier antenna antenna tuner AV-12AVQ Awards bio contacts Dipole double half-square doublet dxpedition EL97wb Elecraft Extra florida half-square HF Hobe Sound Hurricane Hy-Gain Irma IT-100 January July KPA500 Linear loading Loaded map MaxGain MFJ-1620 MFJ-1640 MFJ-1775 MFJ-17754 MFJ. The book moves onto Horizontal Antennas that also cover the amateur radio spectrum with dipoles, multi-bands and more. Racal HF Loop Antenna MA4953A. For a Loop antenna the length also depends on the shape of the loop (Triangle, Rectangular, Square, Round) but start with a full wavelength for the band you wish to work on and tune from there. 49:1 End Fed Half Wave Multi-Band HF Antenna 80m - 10m. Only one is designed for 40m, and this is one of the priciest ones. We will order it for you. In the past I have tried many types of antennas for 80m. A small current is transduced on the antenna and the reciever amplifies it and converts it to audio. The TZ-V-5c is the compact version is the same as the TZ-V-4 plus the mod kit and is designed to be a light weight portable antenna, still shippable via Australia Post and packs into the boot of a normal sedan (still only 1. 80m Fox Antenna Schematic. The very respectable 40m and 80m performance of this very small antenna (which has a diameter of roughly 0. Editors note: Just think, you're on the air on 80 meters with this stealth antenna, and there is a good chance it can be used on more bands above 80 meters with a tuner!. Unlike many END FED antennas on the market, this one does not require the Antenna Tuner to operate. You could support it with your two tripods and a pvc slotted pole in the middle. All Antennas, HF Base, Portable. For 80M and 160M its doable using an L-network (note the wires will be 130 and 260ft giver or take). 6 pounds, makes it very manageable during the installation process and will allow for a simple mast solution. aiwa branded but it compatible with most manufacturers kit as were a standard part. Added: 03/11/2015. 5V LR6 battery x2 Transmit distance:≤80m(open area). The following is an article which I wrote and was published in the February 2013 edition of the Central Coast ARC "Smoke Signals" magazine. My transmit power is usually 70 to 100W. I removed all but two feet of the random length of twinlead I had added in Lexington and the Z-11 tuned this antenna/feedline combination easily. Another item on this website discussed antennas that amateurs use to operate from confined locations. However, while you may get a matched antenna and tune it on lower and higher bands, there are reasons why an antenna this size will not work as well on those bands. It covers the 80 meter through 6 meter Amateur Radio bands and can handle up to 100 watts SSB, 50 watts CW, & 25 watts digital. But performance is down about 8-12db on a dipole on 80m. The physical length of any HF antenna is critical to achieving resonance and good performance on a particular band. It is always best to cut the antenna longer than you actually need. 00 Ex Tax: £46. 1 new from $8. 129 - 2m Vertical Wire Antennas. If erected as high as possible and in the clear, then it can provide excellent performance for remarkably little cost. K8NDS - "Another precision piece of work from Hi-Q-Antennas™" This is my second Hi-Q Antenna. I use a selection of different antennas inlcluding:-136ft NVIS horizontal dipole 18ft above ground for short range communications on 80m & 40m (also works on 30, 20 and 17m) 262ft horizontal delta loop. This is an End Fed Short Wire wire antenna that will. Add to cart. On 80m the performance is about 10dB worse than a Hamstick, and on 40m it is about 6dB worse than a Hamstick. Firstly, bandwidth on 80m is restricted to about 80 kHz at the 2:1 SWR points, and secondly, there will be a reduction of around 1. 160m Inverted-L. Mosley antennas are pre-tuned, pre-drilled and color-coded for ease of assembly which means NO MEASURING! Mosley antennas are hand-crafted under rigid engineering standards, constructed of highly durable drawn, aluminum tubing, assembled with stainless steel and non-corrosive hardware ensuring longer antenna life. Bands included are 80m-40m-30m-20m-17m-15m-12m-10m-6 metre bands. Gain is achieved at the expense of beamwidth. VERT™ (Vertically Enhanced Radiation Technique) is a radiating feed line technique that produces a controlled, low angle vertical radiation pattern. Compact, lightweight, and easily assembled in either a horizontal, “V” shape or ground-plane configuration. For the compact size of this antenna, it works better than expected. 1982hp, end fed horizontal wire ant. ) This antenna is basically nothing more than a unbalanced, 1/4 wavelength, horizontal wire, using a. The vertical antenna is specifically designed to operate on 75/80 meters. The published version of this article appeared in the February 1990 issue of QST Magazine. On 40m it is a 2 wave length open loop or Bi-Square. 25 KB: Piggyback_antenna_for_10m-. 1 new from $8. Recently Chinese manufacturers have begun producing a low cost wide band (100 kHz - 30 MHz) magnetic loop HF antenna known as the MLA-30. This antenna works quite well no issues. 3 M long and 5. Dual Band SMA Male Ham Radio Antenna 144/430mHz Portable Whip Antenna for Baofeng UV-3R YAESU $8. The DX Engineering DXE-7580VA-1 is a slow taper 53 to 55-foot high Monoband Vertical Antenna system. The Zerofive multiband Flagpole vertical is what you need to get on the air. ; 25 pF high-voltage variable capacitor (at least several mm separation between the. A Portable NVIS Antenna. Current Distibution. The MFJ-1622 lets you work 40 through 10 meters on HF, plus 6 and 2 meters on VHF—all using a single antenna. A 43ft tall antenna is getting fairly large but not large enough to be more efficient on 80m than a large but low cloud burner dipole. 63 - Wire-Beam Antenna for 80m. Just over 300 people responded. A shortened multi-band End-Fed Half Wave (EFHW) antenna for 80-10m Steve Nichols G0KYA A shortened multiband antenna, about 23m long, for 80m-10m that offers low SWR (1. Simply suspend the far end of the antenna six meters above the ground, and plug the other end into an 80m transmitter, and the fox setup is complete. Since HF signals refract off the ionosphere back to earth, the lower the angle, the longer the distance. 80m Fox Antenna Schematic. An End Fed Half Wave Length Antenna is a variation of the much more common half wave length dipole antenna. End Fed EFHW-8010-1K 80M-10M wire antenna: Go to amazon. View and Download Diamond Antenna CPVU8 operation instructions online. 10mhz, other bands would also be fine with the use of an antenna tuner. 56) The Clothesline Antenna. This antenna is ideal for 2m/70cm mobile applications that call for good looks and small size. High Performance Receiving Antennas 10 to 14 dB RDF 10 dB: 500 to 600 foot Beverage about 7 feet high 11 dB: Two or three close spaced 500 to 600 foot Beverages, staggered 125 feet. 111 - Helix Antenna. An antenna tuner is. How good is a G5RV and how do they work? Ham Radio Antennas. The feed point is at ground level and the radiating wire goes up over the house and into a top room window where I have a crocodile clip (acting as a switch), to attach the 160m. This antenna works quite well no issues. The following chart shows the measured SWR on the 80m thru 10m bands under four different sets of conditions:. The element material came from the tops of W7CY's old 80M 4 square that was built on top of Hy-Towers, thanks Rod! On top of Rod's pieces are elements taken from a KLM 5 EL 20M beam in my pile. 80m Inverted-L Antenna (Base-loaded for 160m) by MØEZP My coaxial-dipole would just about tune up on 160m but its replacement, a standard 40m half-wave dipole wouldn’t. This is an End Fed Long Wire wire antenna designed to be compact but still delivers superb performance that will cover all bands from 160 to 6 meters, including the WARC Bands, as well as 60 meters and MARS frequencies. 112 - Novice Vertical Antenna for 80m, 40m, 15m, 10m. 160m, 80m, 40m Curtain Zepp Antenna. At the shack end, a control box is fed with band-decode information from the Ameritron RCS-12c - and automatically selects the antenna based on the rig's current band selection. If erected as high as possible and in the clear, then it can provide excellent performance for remarkably little cost. And when you thought you knew all about antennas; by Buck Rogers K4ABT. SteppIR DB-42 (MonstIR PRO). Use a frequency counter or your receiver/transceiver and place a wire from the antenna connector in the proximity of the tank circuit. Automatic Antenna Tuners & Couplers by Adam M. payload About Solid Signal A Light-Weight Inverted Hat Antenna Composed of 12 Blade-Type-Radiators for VHF/UHF Frequency Bands Operation Abstract— A wideband monopole antenna compose If you’re still in two minds about 50mhz antenna and are thinking about choosing a similar product, AliExpress is a great place to compare. Product Compare (0) Sort By: Show: 9:1 unun 300 watts HF 160 to 6 meters This is an End Fed Long Wire wire antenna designed to be compact but still delivers superb performan. So far the antenna did 34 000 km on the European roads. It utilizes an internal 9:1 UnUn and a BNC female antenna connector. 1982hp, end fed horizontal wire ant. The antenna design starts by a conventional rectangular patch and ground, from Fig. The CAROLINA WINDOM® was the first antenna to take advantage of 'VERT™' (Vertically Enhanced Radiation Technique) and this feature continues with the CAROLINA WINDOM® Compact™. Buy Cushcraft MA-8040V Compact HF 40/80M Antenna with fast shipping and top-rated customer service. It is an off centre fed dipole, with 10 feet of vertical radiator. Unhappy with the results, he then played around with the overall length and added a balun at the feedpoint. This antenna is the result of my continuing efforts to compact full-size antennas by folding and bending the elements. How to build a mono band 80 meter 1/2 wave wire antenna. Gain is achieved at the expense of beamwidth. Here is my home HF antenna. Dual Band SMA Male Ham Radio Antenna 144/430mHz Portable Whip Antenna for Baofeng UV-3R YAESU $8. Ideas for compact 80m/160m antenna DX; Ideas for compact 80m/160m antennas. Three sections in total. An 80m ocfd will resonate on more bands. It can test the SWR status of your antenna, measure the impedance and reactance component and help you to solve antenna problems. DIAMOND ANTENNA CORPORATION. Loaded Vertical Dipole (LVD) Antenna Diagram Schematic Diagram. My last vertical antenna experience relevant to the Hex Array came from the MFJ-1792 antenna. We have complete OCF antennas and also the impedance transformers and chokes as separate products (see below for various options with and without vertical radiators). A Portable NVIS Antenna. I cut the 80m leg at 67ft and trimmed for best SWR at 3. 116 - Hybrid Vee for 20m, 17m. 2 watts on 80m using a traditional HF vertical. OptiBeam Beam/Yagi Antennas products from Ham Radio. For example, if the antenna. Worked many stateside stations. But performance is down about 8-12db on a dipole on 80m. On HF, one of the factors that determine how far your signal goes is the takeoff angle. For a while, I used a W3EDP antenna , but to be honest, results were mediocre at best, and since the tuner I used was in the shack, there was always RF in the shack. The Buddipole™ - HF portable dipole antenna system, Welcome to the home of the Buddipole™, an hf/vhf portable dipole antenna system which is designed to be modular, versatile, and efficient. Allocca, WB2LUA, www. Build your own Wire Antenna! 110 – Indoor Compact Loop Antenna for 80m. 106 - Double-Bazooka Antenna for 80m. The EA5AVL 40M Compact 4-Square Antenna was designed to provide excellent DX communications on the 40m band, utilising readily available components and be relatively easy to construct. 109 - Coax Inverted-L Antenna for 80m. 02 - Half-Lamda Tee Antenna 110 - Indoor Compact Loop Antenna for 80m. I really don’t have room for a full, half-wavelength dipole, so I’m looking for options. Click Wire gauge to diameter. 5 for the FULL BAND on 20 meters. 8MHz bands model "CD78Jr", both of which. Adding a Director to a ¼ wave 40M HF vertical antenna. 2 for 80m and 1 for 40m. Solve Virtually Any Restricted Space Problem - 40 Meter Isotron only 22 inches x 16 inches x 15 inches!. Stealth antennas for the loft Fig 4. A lot of these dipoles are well built with open wire feed and a few mounted over a ground plane to help minimise the loss of low height induced currents. 4 dB : Impedance (output): 50 ohms: VSWR: 1. - 90-100 ft is 3/8λon 80M, 3/16 λon 160M - 160-170 ft is 5/8 on 80M, 5/16 on 160M Radial Systems • Provide a return for the fields and currents produced by an end-fed antenna • The earth is lossy, burns transmitter power • Use enough radials so that fields and current are in copper, not earth • A few resonant radials work if elevated. On HF, one of the factors that determine how far your signal goes is the takeoff angle. I carried out a survey in early 2014 to try to discover which portable HF antenna was most popular. An Antenna for Portable Use. 8-30 Mc center-loaded HF whip, 51 Mc Whip, 28/27 Mc whip, GPS antenna under a radome on roof, 145 Mc 5/8 wave whip and VHF/UHF scanner whip. I removed all but two feet of the random length of twinlead I had added in Lexington and the Z-11 tuned this antenna/feedline combination easily. i mount the antenna between two palm tree and at the feed point i use a 1:1 choke balun made by Balundesigns. Diamond Antennas products from Ham Radio. 160m, 80m, 40m, 30m, 20m, 17m, 15m, 6m and 60m RX only. Available for 6m, 10m, 20m, 40m and 80m. Adding a Director to a ¼ wave 40M HF vertical antenna. 5kW, 23-27ft. The resulting antenna is not 50% but 33% smaller than the 80 meters version: it measures about 80 cm square, compared to 120 for the 80 meters version. 150) which equals 64′ 5″. This is also where I decided to attach the truss. Good idea? Ham Radio Antennas; How to build an Inverted L for the low-bands (40m, 80m and 160m). The Compact Quad Multiband HF Antenna An easy to build loop with a simple matching section offers four band HF coverage. Further, the curve (ii) illustrates that two modes are resonating at 2. Moving the feed point slightly away from the middle will give you directional radiation. Have a go at building your own. I was considering building and installing a compact 2el W8JK 20M to 10M beam on my roof. Amatuer Ham Radio Antennas. HamCity has more than 30 years of experience in the amateur radio equipment business! Please visit us today for all your ham radio needs!. Just over 300 people responded. LTE B71 (FD 600) Band 71 is an LTE operating frequency Band. 6m-80m with no tuner required. It is most efficient, of course, on 80 metres and 40 metres, but can also be used, with an a. An antenna tuner is required for this antenna to properly function. Military Antenna Solutions Commonly known as the LFH, this antenna is available in 1. COMPACT 160-80-40-20M ANTENNA. Easy to assemble and tune. 12999: MFJ MFJ1796W 1/2-wave VERTICAL ANTENNA. And a giant 20/40/80 linked dipole, usually set up as inverted V for NVIS (and, of course, NVIS on 40 and 80m is one of the main reasons why this MFJ 1899T antenna is best to be avoided). Antenna performance and 2:1 VSWR bandwidth is site dependent and varies with height above ground and surrounding objects. com: End Fed EFHW-8010-1K 80M-10M wire antenna with installation kit: Go to amazon. Current Distibution. It utilizes an internal 9:1 UnUn and a BNC female antenna connector. A high quality antenna tuner such as an LDG will allow this antenna to work multiple bands. The simple formula is 460 ÷ 7. I had experience with the SA612 double-balanced mixer, but I did'nt want to make a converter. • VK2ABQ may have been the first to publish a design with his "square " antenna. Build your own Wire Antenna! 110 - Indoor Compact Loop Antenna for 80m. A full wave loop, compressed in dimensions has much less than 1 dBd gain. Band Coverage: 160m, 80m, 40m, 20/30m, 10/15m, 6m, 2m. An antenna tuner is. And a giant 20/40/80 linked dipole, usually set up as inverted V for NVIS (and, of course, NVIS on 40 and 80m is one of the main reasons why this MFJ 1899T antenna is best to be avoided). The Buddipole™ - HF portable dipole antenna system, Welcome to the home of the Buddipole™, an hf/vhf portable dipole antenna system which is designed to be modular, versatile, and efficient. View and Download Diamond Antenna CPVU8 operation instructions online. MFJ-1748 80M End-Fed Zepp Wire Antenna MFJ comes to your rescue with powerful, compact and easy to install/uninstall antennas. These antennas work really well. 10-80 Meter Alpha Loop, 100W 10-40M, 20W 40-80 magnetic. The Near Vertical Incident Skywave (NVIS) antenna is a half-wave dipole antenna mounted not over 1/8th wave above ground (at the highest operating frequency). However, while you may get a matched antenna and tune it on lower and higher bands, there are reasons why an antenna this size will not work as well on those bands. Antennas include an AM-FM broadcast radio antenna, 1. MFJ-1894 LP EndFed 1/2 Wave 30W 40M-10M Wire Antenna 66 feet. 3 MHz Vertical Antenna MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40 Meters. Easy to read Bands are engraved into each antenna as standard, with the callsign optional. 160m Loop Antenna for TX. Rothery UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF MINES USBM CONTRACT FINAL REPORT (H0346045) Task C, Task Order No. The Alpha LT-FMJ HF Antenna is an ultra-portable multiband Military 2. 600 MHz net hearing many DX stations with a very poor antenna. Kevlar EFHW 49:1unun 80 / 40 / 20 / 15 / 10 m 300W Short with coil. Waters and Stanton Call: 01702 204965 International calls: +44 1702 204965 Email: [email protected] Description. 5mhz (UK bottom part of 80m). I really don’t have room for a full, half-wavelength dipole, so I’m looking for options. 40m & short 80m Wire Antenna – G8ODE iss 1. 2 for 80m and 1 for 40m. This ham radio antenna is truly top quality. As for 160M…. WA2TAK's Compact 40-Meter Rotary Dipole This is WA2TAK's solution to the problem of installing a 40-meter rotary dipole on a small city lot. This antenna covers 80 to 6 meters with low feed point impedance and will work with most radios, with or without an antenna tuner. A great choice for anyone planning to work heavily on 40m as well!. 12999 : DEMO. This is a special order item. For 80M and 160M its doable using an L-network (note the wires will be 130 and 260ft giver or take). AW07A antenna analyzer is a compact battery powered RF impedance analyzer. To attain the triple-band operation for WLAN/WiMAX applications, the antenna design steps are shown in Fig. For the compact size of this antenna, it works better than expected. The very respectable 40m and 80m performance of this very small antenna (which has a diameter of roughly 0. Specifications: Frequency Range 400kHz-60MHz (Continuous) Band Switch: Quickly changes Bands 160M, 80M, 60M, 40M, 30M, 20M, 17M, 15M, 12M, 10M, and VHF 6 Meters. *Does not include tripod to mount antenna on. multi-band antenna. 114 - Six-Band Wire-Stub Trap Antenna for 40m-10m. The antenna concept The SM7NHC is a classic multi-band wire antenna originally conceived by Louis Varney (G5RV). Because dipoles are directional, as seen in the "Dipole Radiation 3D Pattern". The big surprise was how quiet it is. After tuning the antenna and radials better, the SWR curve is very good on all ham bands. Each band tunes independently of the others. 80m, 40m, 20m, 15m, 10m and 6m (3. Gain is achieved at the expense of beamwidth. Rated at full legal limit 1500W PEP. AMAZING Ham Radio 40m Contact UK to USA - K1GMM and M0MCX by DX Commander. Ham Radio Outlet Plano, Texas Join Katie WY7YL on her tour of one of our Ham Radio Outlet flagship Superstores in beautiful Plano, Texas. 160m/80m Broadband Antenna by K5GP A presentation to CTDXCC September 22, 2008 The 160m/80m broadband antenna design objectives were to have: 160 and 80 m antennas since I had no antennas for these bands, the antennas had to be hidden because of covenant restrictions, open wire feeders would be too visible to be allowed,. 114 - Six-Band Wire. Each matchbox is purpose-designed for use with "this" antenna. Ideas for compact 80m/160m antenna DX; Ideas for compact 80m/160m antennas. Dipoles need to be half a wavelength long, locating these long antennas can be an issue, especially when we are aiming for the 80 metre band or lower. The purpose of an automatic antenna tuner (auto-tuner) is to transform (match) a complex load impedance to 50Ω resistive, and to maintain the matched condition automatically as the operating frequency and load impedance vary. 00 Ex Tax: £46. For instance, the Diamond W-8010 multiband antenna has a nominal bandwidth of just 12KHz at 1. Portable End-Fed 160-10 Meters Dipole Antenna George on 24th Feb 2020 This is the 4th or 5th product that I have purchased 4 or 5 items from ni4l. Carefully remove any kinks and twists in the bare copper antenna wire. If you want 75 Meter operation make it 57 ft long. 14094 ~ Email: [email protected] This multipurpose antenna that is pre-tuned requires no moving clips on coils or readjusting of whips for tuning. From United Kingdom. Much taller than the average Ham mobile antenna, this tree branch snapper tops out at 17 feet, 10 inches above the road. Loaded Vertical Dipole (LVD) Antenna Diagram Schematic Diagram. RF signals are electromagnetic waves that consist of an electric. How to make a Simple Dipole Antenna It is very easy to create a simple 1/2 wave dipole, all you need is some lengths of wire such as the core of some mains flex or even a straightened out metal coat hanger, some co-ax cable and a connector for your scanners antenna input (usually BNC or SMA). In the past wide band HF loop antennas have not been cheap, normally costing $300+ dollars from manufacturers like Wellbrook. 6 to 30 MHz, 2 to 30 MHz, 3 to 30 MHz, and 4 to 30 MHz models with various input power options up to 10 kW. This should be better than other compact 80m antennas such as back-to-back mobile whips, but it's still pretty narrow. 112 - Novice Vertical Antenna for 80m, 40m, 15m, 10m. 109 - Coax Inverted-L Antenna for 80m. Cushcraft MA-8040V Compact HF 40/80M Antenna MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40 Meters. 8 GHz WLAN WiFi Antenna FM - TV Antenna Amplifiers Diplexers Ham Radio. the SWR = 12. • Our regular antennas work by "recieving" the electric field portion of the radio wave. Using a 33' vertical antenna for transmitting, and the SRL for receiving, I was able to make around 4,000 contacts in just over a month's time, across the 15m, 17m, 20m, 30m, 40m, 80m, and 160m bands. The big surprise was how quiet it is. 5 m above the ground and guide it to the ground in a sloped style. 2 it can be observed that in this case single resonant mode seems to form at about 3. It is an off centre fed dipole, with 10 feet of vertical radiator. For 80M and 160M its doable using an L-network (note the wires will be 130 and 260ft giver or take). 5kW, 23-27ft. TAK-tenna 40 to 10 meter Multiband Antenna Boom = 30 in/76cm; sprial radiating element = 30 in/76 cm diameter; weight = 4 Lbs/1,8Kg TAK-tenna 80 to 6 meter Multiband Antenna. It hears better than it transmit. This typically a 102 feet long non-resonant m. RigExpert Stick 230 Antenna Analyzers - Small. Good idea? Ham Radio Antennas; How to build an Inverted L for the low-bands (40m, 80m and 160m). 80m and 40m Dual-band Vertical Antenna KV2 ・Parts Description Operation Instructions (Figure-1) Pipe No. Our 40 band model is operated to 10 meters using an antenna tuner. For amateur frequency bands in HF from 0 to 30Mhz, VHF (50 and 144Mhz), UHF (430Mhz) SHF (1200, 2400Mhz and 10Ghz). As most of you know, the key to antenna efficiency is length. 11ac; Impedance Matching 101. Looking for more information about multiband performance and impedance matching, I found a very interesting article, "A Compact and Efficient Multiband Beam Based on a Modified W8JK Array" by K5LJ. (More on this antenna below). High Performance Receiving Antennas 10 to 14 dB RDF 10 dB: 500 to 600 foot Beverage about 7 feet high 11 dB: Two or three close spaced 500 to 600 foot Beverages, staggered 125 feet. Rothery UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF MINES USBM CONTRACT FINAL REPORT (H0346045) Task C, Task Order No. 0 MHz, so it covers the complete 80m band with lots of room to spare. Watson Multi Ranger 9 HF 80m-70cm Mobile Amateur Ham Radio Antenna 4. That is hardly high performance, and the stub destroys harmonic resonances that are normally useful in loops. Product Details VILKA-3 WARC. 111 - Helix Antenna. Jeff , VE1ZAC This is not a new idea, but the method I am suggesting of doing it is novel, and possibly simple to implement ! The caveat is that it is fussy and unique to each antenna situation. This ham radio antenna is truly top quality. So cut the coax length at 65 feet. Perhaps the biggest thing my station is missing is an 80m antenna. 00 Ex Tax: £46. When deployed, the Military 2. Overall length is 66 ft. Hassle free! Wide bandwidth and no tuner needed!!!. View as Grid List. 36 KB: Hybrid_Vee. so i choose this small size that work for 80 and 40m. MFJ-1644 Antenna Tuners are 150 watt, 80-10 meter antenna tuners designed for tuning short whips as well as virtually any random-length wire antenna. A 43ft tall antenna is getting fairly large but not large enough to be more efficient on 80m than a large but low cloud burner dipole. Ham Radio and Amateur Radio online equipment sales. The antenna itself is 3. Compact 3-band antenna for 20, 15 and 10m. MFJ 1792 80/40-Meter Vertical Antennas operate as a full quarter-wave on 40 and a top loaded one-eighth wavelength antenna on 80-meters. 5mhz (UK bottom part of 80m). so i choose this small size that work for 80 and 40m. This means that a 100W radio will only radiate. This is necessary with masts shorter than 10 m because the overall antenna radiator is ca. 8MHz bands model "CD78Jr", both of which. 10-80m MOBILE HF MULTIBAND ANTENNA PROJECT - From Mark D. com, 4/9/12 Introduction Having limited space led to the design of this multi-band antenna array, which has a foot print of approximately 15 feet. Solve Virtually Any Restricted Space Problem - 40 Meter Isotron only 22 inches x 16 inches x 15 inches!. The antenna has been used very successfully over the 2007-2011 period during the sun spot minimum. An antenna tuner is. Flat swr on 10, 12, 15 and 17m. Since our establishment, we have set electrical and mechanical standards. The main part of the CobWeb is the mounting-plate that holds the crossover poles and boom arm. 0 is from the Multiband tuner free line of systems and fits in an included 16 inch Field Bag. Collins Multi-band Antenna •1935 Collins Radio had a “very” similar antenna –Multi-band 2, 3 or 4 band depending on config. Compact, lightweight, and easily assembled in either a horizontal, “V” shape or ground-plane configuration. Recently Chinese manufacturers have begun producing a low cost wide band (100 kHz - 30 MHz) magnetic loop HF antenna known as the MLA-30. i mount the antenna between two palm tree and at the feed point i use a 1:1 choke balun made by Balundesigns. Compact Multi-Band Rotatable Dipole Antenna Array Dr. ARRL to Hold National Convention at Orlando HamCation in February 2021. 80m Ready Kit: Standard antenna covering 80m-2m; includes Main Box, 16′ Telescopic Pole; Tensioner; Carry Bag; 80m Adjustable Radial, Pole Extension, Quick Clamp Kits and Travel Bag. Although a combined antenna is a compromise over two seperate dipoles, sometimes the available space or supports prohibit such.