End fed wire antenna length. FULL HF Coverage, no tuner needed on most frequencies. The end fed antenna is essentially half a dipole, it uses a good earth connection to complete the arrangement. 136 MHz). The most common end-fed antennas are the half-wave and random Aug 15, 2023 · An 80-meter end-fed antenna would ideally be around 131 feet (39. An 84 ft long end-fed antenna wire, with a "counterpoise" wire of 1/5 the length of that antenna wire (i. Find Wire Antennas 17 meters Wire Antenna Band and get Free Shipping on Most Orders Over $99 at DX Engineering! This may be required if using the antenna as a horizontal end fed dipole with a short length of coax. 5 to 28 MHz HF bands. This configuration allows for easy deployment, as the antenna can be hung vertically, horizontally, or even as a sloper. If you cannot get the antenna to tune, check the wiring first. For lower frequencies it is a poor but usable top-load variant. Length, No Tuner Required, FD-600, Each. Low Power Random Wire End Fed Variable Length 80-6M Portable Ham Radio Antenna $89. We continue our antenna offerings with this single band, 80m-10m end fed half wave wire antenna. May 14, 2022 · 1. 03 ‘Length of coil SY L2=39. (Adjustments to the length for your particular installation can move the resonance point to your preference). They are not a half-wavelength long, meaning that, if you choose the length of the radiator wisely, the impedance at the end of the wire will not be as high as the impedance of a half wavelength long wire. It was patented in 1928, published in QST magazine and subsequently forgotten for many years. no. 1. This calculates to ≈ 4. 0 ‘Height of ends above ground SY ApexHeight=4. Mar 21, 2022 · 1. There is no optimum length, by definition. Terminated Sloper Antenna. A monopole antenna is like a center-fed dipole, with one-half of the antenna being the reflected image of the radiating wire inside the ground. 0 ‘Height of apex above ground Par EndFedz® Antennas EF-30. but. No tuner required. Dec 1, 2021 · The length of a Multi-Band wire for low SWR on the harmonics constrains the impedance at the end of the antenna to 1800-4000 ohms. Design an End-Fed Half-Wave (EFHW) antenna, in either an inverted-L or inverted-Vee form, using a single main support. Double Extended Zepp Antenna. The end fed half wave, on the other hand, is exactly a half wavelength long on the How to determine the wire length Antenna Wire – longer for better low band operation Coax Cable – typically 50-75% of antenna length Counterpoises/radials – use non-resonant length, raised, multiple with various lengths Bands Covered (meters) Wire Length (feet) Minimum Coax Length (feet) 40-30-20-15 35-43, 49-63, 70-85 35 There are quite a lot of End Fed Half Wave antenna kits on the market and assembling them is all pretty much the same process. Variables: L is the length of the antenna (feet) f is the frequency (MHz) To calculate the length of an EFHW antenna, divide 468 by the frequency in MHz. On top of the first wire, wrap a second one around the toroid three times (I used a red wire for this). Par EndFedz® Antennas EF-30. e. The answer to your question depends on the frequency of interest. End Fed Long Wire Antennas. Below is one example of how to build an 80 metre band long wire antenna for a house with a smaller garden. A random wire is exactly that—a piece of wire that’s as long as you can possibly make it. Par EndFedz end-fed half wave single- and multi-band antennas feature a coaxial connection, and they can be mounted vertically, horizontally or as a sloper. Probably the most familiar is the end fed half wave antenna (EFHW) But random length or non-resonant end fed antennas are also popular and effective, especially for portable use. When an antenna is one half wavelength long has RF energy applied to it at its resonant frequency a standing wave develops on it. Start by wrapping the wire around the toroid. Apr 26, 2012 · The shortest antenna that has a chance of tuning all bands has an electrical length of 143 feet and should be trimmed to give a quarter wave resonance at 1. The End-Fed Zepp is a duplication of the end-fed trailing-wire antennas made famous by the giant airships! End-feeding a half-wavelength antenna has certain physical advantages over center-feeding the same length of wire: It can be erected in limited-space situations where, for one reason or another, the length of feedline needed to reach a Jul 26, 2022 · Don't worry about getting SWR as low as you can, it's not critically important and an SWR of 2:1 is just fine and won't affect your signal one iota. about 15-20 meter long if I use a 41 meter long antenna wire. For best results we recommend that the coax feed line be at least 50% of the antenna wire length since the coax braid is used as a counterpoise if Dec 7, 2022 · I am planning a non-resonant end-fed using a Palomar Engineers 9:1 unun with a wire length of 135 to 138 feet for 160-80-40-20-17-15-12-10 meters (based on the link below). Counter to tuning a length of wire like you would with a dipole, with a random wire you don’t want the length to Below is the schematic of the final build. Random wire antenna. It is optimized for 3. Using larger of the ring terminals, pass wire through and loop over ring. Measure antenna wire 4. 45e-6) SY EndHeight=1. So loops and bends just make a different random wire antenna which is neither better nor worse. 5 meters wire. wire antenna really shines. But its performance depends heavily on a well-designed and carefully constructed 49:1 unun, which matches the long wire impedance to within tuning range of operation. An EFHW antenna is a variation of the much more common half wavelength dipole antenna. Some of these numbers are too close to squeeze in between them. Includes calculated K and end-effect factors. F. There are existing antennas that work this way. If you want more antenna length, somewhere around 53-59ft should work well. The problem with an end fed half wave antenna is that the antenna presents high impedance, creating a significant miss match with the usual transceiver impedance of 50 ohms. Stainless Hardware, UV resistant materials throughout. Place a 1:1 Balun on the Antenna end of the Feedline. 9 MHz Full-Wave Loop Antenna. For example, on the 40-meter band, the wire would be approximately 66 or 67 feet in length. If this is a VHF antenna, the best approach is to adjust the length of the whip, but take it easy! Mar 12, 2007 · Here’s how to get any length of wire over 60 feet long to work any band from 160 to 6 meters. com May 1, 2021 · Moreover, to achieve good results, the EFHW antenna installation would need a wire counterpoise of a reasonable length which would require some additional work and more importantly additional space, thus partially negating the generally perceived simplicity of the EFHW wire antenna configuration. However, we can reduce the space needed to a quarter wavelength if we decide to use an end fed antenna. The larger the wire, the wider the bandwidth. Excited as I was to get on the air with my new antenna, I didn’t take record any data regarding its SWR, radiation resistance (RR) and resonant point (X) with my antenna analyzer. 45e-6 ‘Coil inductance (4. 05 λ. In many cases, the impedance can be transformed with the help of a 9:1 unun (unbalanced input Drill the hole ½ inch from the top of the enclosure, which will make fastening the connector to the enclosure easier (see 1). A piece of wire of almost any length can be used as an antenna on the HF bands. 21 ‘Length of whole antenna SY L=4. Several ways exist to bring the wire’s high impedance feedpoint closer to the desired 50 ohms, including use of a 49:1 or 64:1 unun, which eliminates the need EFHW antenna designer. The radials are a better than Earth surface place for rf to complete this antenna which is end fed. I show you how to build a non resonant random wire antenna with a 9:1 transformer. The other end connects to the random-wire connector on a suitable antenna tuner. A properly designed matching network should present an impedance of 50 ohms with a half wave length antenna, and the capacitor should have the ability to handle the R. Apr 26, 2023 · An end-fed antenna is a type of wire antenna where the feed point is located at one end of the antenna wire, rather than at its center (as in a dipole antenna). 4 ft. Yet Another Update: Connected a 10 foot ground wire to the radial plate and got slightly better results (in green). Find Wire Antennas 10 meters Wire Antenna Band and get Free Shipping on Most Orders Over $99 at DX Engineering! The Wire Size can range from 16 AWG to 12 AWG. 2 m or ≈14 ft for an 80m end-fed. Jan 5, 2021 · 3. One of the most popular antennas today is the end fed long wire antenna due to it ease of installation, portability and stealth in various installations. If you're mainly interested in 7 MHz and up then about 20 metres of wire (ie a half wave on 40 metres) is recommended. This antenna is portable, efficient and versatile for different bands. Knowing that, the impedance ratios needed to match an End Fed wire to our 50-ohm feeds should be 36:1 to 64:1. The reason for this is because the 9:1 transforms your roughly 400-900 ohm load into something close to 50 ohms. The matching unit is available in 100/500/1500/5KW PEP. Attach the loose end wire to the smaller ring terminal. That’s a 50:1 impedance mismatch for a 50 Ω output radio (SWR of 2500/50=50:1). One end of the wire attaches to a tree, pole or other support, preferably at a high point. 31 MHz. End Fed Half Wave Antenna Coupler Schematic – 7-30MHz. . The AH-4 makes everything equal. Jan 11, 2022 · Sample patterns for a 30m (100 ft) sloping wire with the far end 10m (30 ft) off the ground. A VNA will give you the true picture of your antenna. 94 out of 5 stars ( 33 ) The EFHW antenna is one of amateur radio’s oldest antenna designs. Hope to make more of a difference by increasing the antenna length. What is the length of the wire in a 49:1 end-fed antenna? The length of the wire in a 49:1 end-fed antenna depends on the desired frequency and impedance matching. The length of the counterpoise is not critical. End Fed Halfwave. Palomar Engineers employs a dual core matching system that offers wide bandwidth (1-61 MHz), 500 watt PEP rating, and a connection for a counterpoise or ground if desired. Usually people use random longwires for multi-band operation. Since the design frequency is "a lot of them", the strategy of a random longwire is more or less to give up on making the wire suit any particular frequency, and just deal with the mismatch with a tuner. The end fed 1/2 wave antenna, much like the 43 foot vertical, has become a cult phenomena. Instead of using the coax as the 'other half' of the antenna, I prefer to use a counterpoise array. Satisfied that the antenna worked by making QRP contacts in the WAE this weekend, I This antenna wire is fed via a section of parallel-wire transmission line with 1/4 the length of the antenna wire (i. Here I show finalizing the antenna, getting it in the air, and run Kc1ss Hello, Your antenna is a Horizontal wire antenna. reasons that roughly 40 metres is a good length for an end-fed wire antenna for the 3. 5 inches and double over. Length, DP-10 , Each. Length of end fed radiator for 3. The End Fed Half Wave (EFHW) antenna is half a wavelength long on the lowest band of operation. See full list on practicalantennas. 5 meter long counterpoise. 2500 ohm end fed antenna. SWR will vary based on topography, proximity of nearby structures, configuration of the antenna wire and choice of ground or counterpoise. Drill the four fastening holes with a 9/64 inch bit. 95 Save up to 15% when you buy more Low Power Portable Linked End Fed (EFHW) 40/20/15/10M No Tune Ham Radio Antenna This 10m/20m/40m End Fed Half Wave comes with the wire element cut to the 20m band and it will work on 10m great. Make sure the first wire is wrapped evenly around the whole toroid. Get the wire up as high as you can. Crimp. using a 9:1 Un-Un. The shape of the antenna isn't going to affect efficiency directly. The key to end fed antenna success is the matching network interface between the long wire antenna and the coax feed line and feed line choke at the transceiver. Learn how to build an end fed half wave antenna for ham radio with easy steps and materials. For best results, use the longest wire shown on the table that will fit your installation constraints. This article will guide you through the process of using an EFHW Antenna Calculator to find the ideal antenna length for your desired frequency. Aug 13, 2016 · End-fed wire antennas are a different beast. Random Wires. Sales/Support: 760-747-3343. If one were to forgo 160 meter (1. When it comes to designing an EFHW (End-Fed Half-Wave) antenna, understanding the relationship between frequency and antenna length is crucial. 40m - 80m - 160m Short Dipole Antenna. When installed the wire is supported by buildings or trees using the insulators to prevent a short circuit to ground. Rated for 100 watts SSB/CW and 50 watts digital. This became a popular CM End fed multi-band using a single coil to adjust resonance CM CE SY L1=2. This is less than 1/4 wavelength on 160m, so is somewhat of a compromise antenna with a low feedpoint impedance and a lot of vertically polarized radiation, but it seems a reasonable length in many cases. Your feed line is essentially the counterpoise, so a separate one is not needed. The antenna is designed to be fed with 50 or 75 Ohm Coax Cable of most any length with a Balun. In the case of the end fed random wire, some lengths are better than others because of the har-monic effect of the length of the wire and how that effects the various bands on which you wish to operate. Thus the need for a short counterpoise (so 5 to 15% of the antenna is on the other side of the transformer/balun) to optimize including Bullet, antenna and end wire, insulator. Nov 23, 2020 · 1. The end fed feature adds portable convenience, but does present another issue. From the feed point first 20. In my experience, I normally use the half length of the antenna wire. Not does the height need to be the same, no need to have it parallel with the ground. It's not a monopole, and it has the same radiation pattern as a dipole. Later the antenna got name “Fuchs Antenna. A typical ferrite core transformer as above with a 7:1 turns ratio (49:1 impedance ratio) or more will be “helpful”. Length, Stainless Steel Hardware, SO-239 Connector, Each. Whether you’re a ham radio enthusiast or an antenna hobbyist, this tool can help you optimize your The random wire antenna is probably one of the least expensive, easiest and cheapest HF antennas to use if you have a tuner and you want to get the "most" out of a length of "random" wire without having to pull out that calculator, doing the math, getting the center insulator built or bought, running the feedline, and all the rest that goes with putting up a more elaborate antenna. So if I use a 21 meter long wire, I take a 10. 75 MHz min SWR at different transformer ratios. 15 MHz, 200W SSB/CW, 100W AM/DIG, 46 ft. 1-10. End-Fed Horizontal Wires(EFHW) cover multiple bands with-ou Build Instructions. Mar 25, 2022 · I despise non resonant end feds using a 9:1 but since they are non resonant and the feedline is part of the antenna try using the closest "magic" non resonant antenna wire length for the feedline length and always use a good ferrite common mode choke. Length 10 meters plus 29 meters makes a high-impedance horizontal antenna for wavelength 58 meters with a vertical matching line. You can do the same thing for the 40/80-meter sections, but you can reduce the amount of open-wire line needed by splicing on a single wire for the 80-meter extension. Big difference. , 84 / 5 ≈ 17 ft). Put the coax connector into the hole and use a marker to mark the four holes for the screws (see 2A and 2B). Just don't sharply fold it back on itself. /27 m. Share. A wire antenna kit, with a coil of wire, strain insulators and a balun. REVISION NOTE: We had a note from James, KB5YN, pointing out that one of my so Feb 12, 2022 · This is a followup video to #344 where I assembled the 49:1 UNUN kit from HF-Kits / ARRL. Josef Fuchs, OE1JF. Additionally there is a 40m add on wire assembly that connects with a gold banana connector with strain relief clip and loops that will enable operation on 40m, 20m, 15m and 10m. PART 1. EFHW stands for “End Fed Half wave” and was first introduced way back in 1927 by the Austrian radio amateur, Dr. While large loops at the end or bending the wire might change the resonant frequency, a random wire isn't (unless by chance) resonant anyway. Jun 29, 2022 · I am a technician interested in building my first antenna. When you get tired of all the compromises we can then talk about a resonant end fed half wave. If you want an end fed for 160m that actually works well you would go with a full 1/2 wavelength of wire (about 250ft) fed with a transformer that has a very high impedance As we learned in Lesson 3, the dipole can be fed anywhere along its length if one is willing to work with the higher feed point impedances away from the center of the antenna. Keep in mind, the higher the better. I read that the counterpoise should be shorter, and should also feature impedance. And it will benefit significantly with a good RF ground. This article will initially concentrate on the half wavelength of wire and its use as an effective multiband antenna. End Fed Half Wave Antenna, All-Band kW, 80 - 10 m, 1 kW SSB/CW, 250W AM/Digital 132 feet 8 inches Length, Stainless Steel Hardware, Each Part Number: PEZ-EF-ALLBANDKW 4. One radial directly underneath the antenna wire will perform the function. May 6, 2020 · An update: I disconnected the ground lug on the box and moved the feed point up to 10 ft. Here are the final numbers (in my opinion) in green below that would be good for a long-wire antenna: ( You may want to make a note of them) REVISED: 29 35. It is designed as a highly portable wire antenna, easily set up as an inverted V, horizontal, sloper, or in the case of higher frequencies, a vertical radiator. Sep 3, 2016 · On a 9:1 end fed, the coax is an integral part of the antenna and radiates about as much as the wire. End Fed Half Wave Antenna, 10. Rugged weather-resistant 50-Ohm matching network. The End Fed Half Wave Antenna is a length of wire that is exactly half the wavelength of the lowest band it is intended to operate on. A random long wire is just that, random. voltage. 160m Half-Sloper Antenna. I want to explore HF bands, 160m - 6m. A random longwire is just that, a random length. 05-wavelength radial tail (at frequency of use) The “Bullet” End Fed Long Wire Antenna. The length of a Multi-Band wire for low SWR on the harmonics constrains the impedance at the end of the antenna to 1800-4000 ohms. Thanks for your reply. Sep 18, 2021 · An end fed half wave wire can present a feed point impedance of 2500 Ω or more. 9 meters) long, which is close to a half-wavelength at the lower end of the 80-meter band. Buckmaster OCF Dipole Antennas DX-OCF-160. Jun 14, 2023 · 4. , 67 / 4 ≈ 17 ft). Measure out 8 inches of magnet wire and fold over. 5/7/10/14 MHz but will work reasonably well on all amateur bands from 80 meters thru 10 meters with a 135 foot length of wire and a short connection to ground. For calculating the length of a half wave in metres, I use 141÷ƒ (MHz) for wire elements. It can be a condo dweller’s only access to the world of ham radio or the best alternative for a backpacking SOTA (Summits on the Air It's a simple matter to measure and assemble a 22-foot piece of the line and then cut back one conductor on each side to the proper length for 10 meters. You apply a little RF and adjust the antenna tuner to achieve the Sep 5, 2023 · Efhw Antenna Formula. A single ground rod is not a good RF ground. This is just what the zeppelin radiomen did, feeding a one-half wavelength wire at its end and letting the remainder trail out towards the ground. The 10/ (15)/20/40/80 End fed Antenna Kit has a total length of about 23 meters. Quick impedance calculations indicate that a 58 ft "random wire" antenna could work for this. Buy an Icom AH-4 end fed tuner (auto coupler), attach your wire antenna wire to the hot end and run a short wire from ground side to a ground rod or counterpoise wire and enjoy. 5 41 58 71 84 107 119 148 203 347 407 423. FT-140 43 mix Ferrite The versatile end-fed wire. This wire is connected to a 49:1 transformer, which in turn is connected Mar 26, 2020 · The popular End-Fed Half-Wave (EFHW) Antenna is an easily portable, high-impedance (2,000-4,000 ohm) wire antenna that resonates on its fundamental frequency and all harmonics above. REVISION NOTE: We had a note from James, KB5YN, pointing out that one of my so Aug 15, 2023 · Does an end-fed antenna need a ground? An end-fed antenna typically benefits from a ground or counterpoise to improve its efficiency and radiation pattern. To solve the impedance problem, a simple L-C antenna matching network can be inserted between the feed line and the half wave antenna wire. 58 ft. 72 MHz. Fast Setup and takedown. Jan 24, 2019 · An end fed half wave antenna is a half-wave length of wire fed from the end; It's exactly like a standard dipole, just not fed from the center. Find Wire Antennas 80 meters Wire Antenna Band and get Free Shipping on Most Orders Over $99 at DX Engineering! Half Delta Loop Antenna. 0 ‘Length from start to coil SY Lcoil=0. g. A random wire antenna is a radio antenna consisting of a long wire suspended above the ground, whose length does not bear a particular Aug 12, 2013 · Real World Measurements of a Multi-Band End Fed Antenna. But the perfor-mance of an end-fed antenna is also very dependent on height above ground. For best results, chose a length from the table . For the Zeppelin which does not have a ground, it was more convenient to be able to support the antenna from one point only. The length that you are using is closer to a resistive radiation, non inductive match for a range of the band. Antenna, 2-Wire Folded Dipole, 600W PEP, 2-30 MHz, 88. The Balun matches the Balanced Antenna into the Unbalanced Coax Cable. Dec 28, 2016 · First, it is important to understand the difference between the end fed half wave and a random wire (or “long wire”) antenna: the random wire is just a piece of wire that is matched to 50 Ohm impedance using an antenna coupler, sometimes adding a 9:1 unun. Installing the antenna wire as an Inverted L can change the feed point impedance due to top A very simple antenna to make, deploy and use is an end fed wire antenna. supports for each end of the antenna. These dimensions were derived from modelling the antenna in EZNEC. Wrap the first wire around the toroid 27 times (I used a black wire for this). 10m -160m Multiband “Z” Antenna. This type of antenna is designed for one principal amateur HF band, usually 80 meters or 40 meters, but typically displays VSWR minima on several higher bands, and can therefore be a good multi-band An 80-10 end-fed half-wave antenna can be a very good performing part of an HF station. However, just because an antenna can be made to work is no guarantee that it will perform efficiently. If I ever care about 30 meters, I'll disconnect the ground. While tuning an End Fed can b Antenna Element Lengths: *ALK (Length = ALK ÷ Frequency in MHz) 1/2 λ Flat Top (e. More coax is good in this case because its more antenna to radiate. With a 9:1 endfed, you don't want it to be a 1/4 wavelength at any band. It does not need to be straight. The result will be the length of the antenna in feet. Does an EFHW antenna need a counterpoise? Yes, an EFHW antenna benefits from a counterpoise or ground connection to help establish a return path for the antenna’s current. This standing wave consists of both current and voltage that are 90 degrees out of Aug 31, 2018 · If you want something more adjustable and have support solved, wind the excess wire length at the ends onto a spool; this will form an inductor, but since the far end of that inductor is open circuit it can't have significant current flowing and so has minimal effect on the antenna. The Wire Size can range from 16 AWG to 12 AWG. Step 2. Dec 1, 2021 · Table 1. Off-Center-Fed Full-Wave Doublet Antenna. Can a non resonant antenna be efficient? It sure can. Dipole Antenna, Off Center Fed, 160, 80, 40, 20, 17, 12, 10, 6 meters, 300 Watt, 270 ft. 160m Linear Loaded Sloper Antenna. No long counterpoise, radials or feedline required. L = 468 / f L = 468/f. You will need several components for a successful deployment of the end fed antenna and these are shown in the diagram below: Table shows typical SWR relative to installed wire length. Find Par EndFedz® Antennas and get Free Shipping on Most Orders Over $99 at DX Engineering! Par EndFedz® Antennas are End Fed Half Wave (EFHW) antennas with the match box coax Understanding the End Fed Half Wave Antenna. Palomar Engineers employs a dual core matching system that offers wide bandwidth (1-61 MHz), 500 watt PEP rating, and a connection for a Antenna, 10 meter Monoband Wire Dipole with Balun, Assembled, 1kW, 16. Easy Storage/transport. For the counterpoise(s), I have a roll of CAT 5 cable. The number of variations are endless. HALF-WAVE END-FED: IN-COMPLETE CIRCUIT UNEQUAL ELEMENTS / AMBIGUOUS PATH •End-fed antennas typically HI-Z – 4-5k Ohms •9:1 matching element is common •Lacking any deliberate counterpoise the return path IS the coax shield, which is an ambiguous/random element •Recommendations are for a 0. . The shorter length is lighter to carry when portable, doesn't get as badly tangled and can be more readily The counterpoise wire does not have to be similar in length to the main radiator wire and just a short wire is all that is needed, about 0. 4 meter antenna wire then a coil of approximately 110 uH and then another +/- 2. An end fed isn’t really an end fed, but a highly off center fed, off center fed dipole. This is the feed impedance and SWR of an end fed 80 meter half wave with an ideal 49:1 The key to end fed antenna success is the matching network interface between the long wire antenna and the coax feed line and feed line choke at the transceiver. This transformer is designed to be used with an end fed half wavelength of wire only. The following formula is used to calculate the length of an End-Fed Half-Wave (EFHW) antenna. Crimp and solder. Dipole): 1/4 λ Vertical (height) 1/2 λ End Fed, Single Wire: 1 λ End Fed, Single Wire: 3/2 λ End Fed, Single Wire: 2 λ End Fed, Single Wire *ALK = Antenna Length Constant. I then adjusted the wire length for resonance on 30 meters (10. To do this, the Zepp antenna was Nov 30, 2022 · simply tied a 2-foot length of nylon cord to the Spiderbeam mast about 3/4 of the way up, then tied a length of 18-gauge bare stranded wire to the free end, running it back down to my station. PART II. 8-2 MHz) operation, an antenna with an electrical length of 74 feet should suffice and should be trimmed to give a quarter wave resonance at 3. The length of the counterpoise depends on the antenna wire or. Length Total, Each. But I am unsure which counterpoise length to select. The place where a 9:1 or 49:1 transformer balun matches the off center impedance isn’t at the very end, but close to the end. The long expensive feed cable normally associated with a doublet or dipole is not needed, the antenna wire itself serving as a "feed line". The antenna is simple to deploy, folds up easily for transport, and weighs under a pound, yet, with the proper length of wire, can work the 80-10 meter bands easily with the built in antenna tuner of most current day transceivers. ”. cg vz nk ih fj nk ll ak hj gg