End Fed Antenna Reviews

HFedz Antennas Fanpage. The 5/8 wave antenna consists of a vertical radiator which is fed at the base of the antenna. The 49:1 Half-Wave End-Fed Antenna Transformer, Part 1. net is a Web site dedicated to ham radio (amateur radio). The problem with a lot of portable antennas and antennas in confined spaces is the low efficiency of those antennas. the Cross Country Wireless End Fed Antenna matching unit is similar to that described in the 1939 edition of the “Electrical and Radio Notes for Wireless Operators” produced by the UK Air Ministry at the start of World War 2. The end fed antenna is essentially half a dipole, it uses a good earth connection to complete the arraignment. •Hang a dipole or end fed L or random length Great Antenna Reference Website •Reviews of various antennas (and other ham equipment) at www. Hy End Fed Antennas. It's nice and short at a mere 33ft. mfj-1982hp end fed, 1/2 wave, 80-10m, 800w, wire antenna FULL HF Coverage , no tuner needed on most frequencies. This is a Custom Built version of the CAROLINA WINDOM® 40. Band conditions were generally bad. Welcome to the home of EFHW – End Fed Half Wave antennas, BALUNs, UNUNs, OCF, and Accessories. Antennas: MFJ: MFJ-1778/1778M G5RV / G5RV Junior Antenna: MFJ-17758 Dipole Antenna 80/40M: LNR Precision: End-Fedz End Fed Dipole Antennas: Princeton: G5RV/Jr/Mini G5RV Antennas: PRI WIN 40/80/160 Windom Antennas: PRI 80L/160L Inverted L Antennas: QikZepp: QZ End Fed Zepp Antennas : Please also see: Amateur Base. The RadioWavz End Fed Half wave antenna is ideally suited for operation where feeding a standard dipole antenna in the middle is impractical. A so-called random wire antenna is an end fed antenna. A DAS needs to be fed signal from somewhere. A bit of background. It is a stranded #18 copperweld with a slippery polyethylene jacket. Sounds complicated, but it really isn't. Each of the metasurfaces consists of 3×3 rectangular. Shakespeare Vhf 36in 5242-A Ss Whip Low Profile End-Fed Antenna - No Cable Shakespeare Vhf 36in 5242-A Ss Whip Low Profile End-Fed Low-profile end-fed 1/2 wave with standard duty whip This legacy style is coming back due to customer request. 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). Personally I use the FT 240-43, larger torroid and then make a 5 band end fed half wave antenna with a few coils in it, but that is a different antenna set up. I've been using the W1SFR Random End Fed antenna with my KX3 and Yaesu FT-891 radios for many months now. The 1/2-Wavelength Center-Fed Resonant Dipole The antenna that we loosely call the dipole is actually a 1/2-wavelength center-fed resonant or nearly resonant dipole. West, Toronto Ontario M3N1V7 Tel: 416-667-1000 [email protected] Multiband end fed antennas 3. MFJ-1984LP, $39. Reporting: Chameleon Antenna wireless mobile portable and base end-fed This post has been flagged and will be reviewed by our staff. EZ WIRE END FED ANTENNA Product Reviews – t Description: A Meter long end fed Antenna works all bands including 1meter. For the past couple of weeks, I’ve been playing with end-fed wire antennas. Shop Shakespeare Low Profile Skinny Mini VHF Antenna | 35% Off Be The First To Review Shakespeare Low Profile Skinny Mini VHF Antenna + Free Shipping over $49. Using the EFHW for 20m at GB0CMS 3. I have to admit that I love using wire antennas for my HF monitoring. Also according to Figure 1 the end-fed dipole was fed literally from the end which is also not right. No coils, no traps, but 20 meters of wire attached to the box. I've heard you need to orientate it so the antenna wire goes straight out in the direction and that going up is not preferred. The VSWR for the center-fed is under 1. The radiator is 45 feet of genuine #14 black polyethylene coated Flex-Weave wire. I have a similar antenna from Costco which cost about $29. END FED, 1/2 WAVE, 40-10M, 300W, WIRE ANTENNA FULL HF Coverage, no tuner needed on most frequencies. I am really enjoying the 2M world more that I thought, while I am waiting to set up my HF rig and end fed antenna. Info Equipment Page; EHam reviews of antennas (Wire,Verticals) Yahoo and other Groups. Reporting: Chameleon Antenna wireless mobile portable and base end-fed This post has been flagged and will be reviewed by our staff. End Fed Half-Wave Antennas Half wave dipole antennas are generally considered the reference point for all antennas in ham radio, especially on HF. Other antennas that were more than twice as long like PAC-12 (9. Tue Apr 16, 2019 by gm_stack. It is a stranded #18 copperweld with a slippery polyethylene jacket. EZ WIRE END FED ANTENNA Product Reviews – t Description: A Meter long end fed Antenna works all bands including 1meter. - End-Fed antennas have wild impedance swings. Vertical Antennas for Marine SSB This article discusses in layman’s terms how an antenna transmits its energy and the various factors that might affect its performance. The Great White North Antenna; Reviews. • RF power can be fed anywhere on the loop. It has a frequency range of 3. This unique coil design coupled with the already proven Double Bazooka Antenna characteristics provides maximum radiation efficiency and a broad bandwidth but in a reduced length. Low angle is dominant on all bands expect 10 MHz, where the antenna is working as a end fed dipole. Random Length Radiator Wire Antenna. UK Antennas Half wave end fed antenna, 40m, 20m,15m and 10m with no ATU needed. It is a receive only antenna. 2 days ago · LOOKS. The end-fed feature adds convenience, and makes it very portable. Below is a small list of some of the Magic Numbers that I have collected. Our Pico Tuner is the smallest 10 Watt rated tuner for these antennas. See more ideas about Ham radio antenna, Atlantic bluefin tuna and Light house. These are my SWR reading with 100 FT of RG-8 coax, 10-80 meter below 1. Random Wire Antenna Lengths. chameleon emcomm iii end fed antenna hf antenna review About Michael Martens A licensed amateur radio operator since 1999 and earning his Extra Class license in 2002, Michael is the Owner of KB9VBR antennas and regularly writes his blog on antennas, emergency communication, amateur radio technology, and operating. The first antenna I purchased from Ron convinced me that the proper engineering and application of end fed antennas can be remarkably successful. 40 and 20 meter are my favourite bands. The reviews seem to be generally positive for it. 30 Watts QRP, 40-10 Meters, 66 feet. The measurements below are for building a Double Bazooka Near Vertical Incident Skywave (NVIS) Antenna. Portrayed below is a complete and self-contained NEC model of one popular form of the end-fed half-wave dipole antenna. This would increase the maximum coverage distance away from the router, allowing users to access internet from farther away than with tradition omnidirectional antennas. stranded stainless steel aircraft cable that spirals up the front mast, runs across to the other (graphically added. , extreme low or high impedances) at the tuner end, on all bands. 0/5 from 0 reviews. The radiator is 45 feet of genuine #14 black polyethylene coated Flex-Weave wire. This is an End-Fed Half-Wave (EFHW*) antenna for 80/40/30/20/17/15/12 and 10m bands. HFedz Antennas Fanpage. The first antenna I purchased from Ron convinced me that the proper engineering and application of end fed antennas can be remarkably successful. HF multiband antenna mounted over large metal roof. It comes with 30ft of wire and you need a tuner. The end-fed feature adds convenience, and makes it very portable. The antenna can be pole mounted at ground level or elevated depending on users requirements. This type of antenna is similar to the common half-wavelength dipole, but with one significant advantage. Ham Radio Reviews. Check out the video to learn more. Here's my proposed layout Will be fed with a 1:1 balun and counterpoise wire(s) as well. The End Wire Size can range from 16 AWG to 12 AWG. This is a Custom Built version of the CAROLINA WINDOM® 40. The radiator is 45 feet of genuine #18 black polyethylene coated Flex-Weave wire. It works ok, and does tune up. Unsurprisingly, both are the same length. no atu 80-40-30-20-17-15-12-10m bands. In this antenna system, the outer part of the braid acts as part of the antenna and you need to suppress the current at the radio end. Check out the video to learn more. It is a receive only antenna. Unlike Terminated Folded Dipoles and End Fed Inverted V antennas, an OCF antenna works on multiple bands but not on all frequencies. These are my SWR reading with 100 FT of RG-8 coax, 10-80 meter below 1. Antenna information. Read helpful reviews from our customers. 5 Band, 7 Band, and 8 Band Models. The problem with a lot of portable antennas and antennas in confined spaces is the low efficiency of those antennas. The Par Electronics EF-SWL is an end-fed short wave antenna optimally designed for 1-30 MHz reception. Being able to feed the dipole from one end gives you more options on how to erect an antenna and makes portable operation easier. Its the same light weight, low-profile, stainless steel antenna, specially designed for masthead mounting and built with extra bandwidth for all popular AIS transceivers. Read honest and unbiased product reviews from our users. The end fed feature adds convenience, but does present another issue. No more pulling the entire length of wire through the pulley (see the last pic). This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen. 160-6 meters end-fed antenna The ULTIMAX DXTREME end-fed antenna covers from 1. End fed antennas have become quite popular in recent years, primarily due to their convenient installation conditions. Shortwave Antennas : The Par (LNR Precision) EF-SWL is an end-fed short wave receive antenna optimally designed for 1-30 MHz reception. 80 meter loop frequency plot The table above makes it fairly easy to choose the feedpoint impedance for the 80 meter loop antenna. Whether you`re QRPbackpack, vacationing, emcomm station, or an antenna neighbors will never see, MFJs got an EFHW for you: MFJ-1982LP, $49. Above is a diagram from the ARRL Antenna Handbook (Silver 2011). End insulators are supplied making suspension easy. This does NOT take into consideration the type or size of horizontal reflectors, of even if there is a need for them. My name is Michael, KB9VBR, and I carry a full line of VHF and UHF antennas for sale. HOA Stealth antennas are a must for me and the end fed wire antennas are my best bet it seems. It can be placed on wall or window or behind the TV or a picture. My name is Michael, KB9VBR, and I carry a full line of VHF and UHF antennas for sale. However, we can reduce the space needed to a quarter wavelength if we decide to use an end fed antenna. The 7-band antennas need at least 120 feet of ground space end-to-end. Shakespeare VHF 36in 5242-A SS Whip Low Profile End-Fed Antenna - No Cable Low-profile end-fed 1/2 wave with standard duty whip This legacy style is coming back due to customer request. Requires a balun Single wire feed line Very light, popular for QRP and backpacking Par Electronics End Fedz. Minimum handling and a relatively high efficiency. Alpha Antenna 6-80 meter J-Pole Jr 34 foot end fed HF antenna [6-80_HF_JPole_Jr_34 foot] - 6-80 METER 34' END-FED ANTENNA The Alpha J-Pole Jr Antenna is only 34 feet in length. End-fed ½-wave stainless steel whip. The W1SFR End Fed 35' Random Wire Antenna with 9:1 UnUn What is a random wire antenna and how does it work? The term "random" infers that you can use any length of wire you want as an antenna, while that basic fact is true, there are some practical considerations. Only at eHam. To increase the performance of the antenna between 1. Well after going back and forth on it for weeks, (and losing a loop antenna to wind months ago) I decided to give the 9:1 unun and end fed wire a shot. I support the feedpoint on a push-up painters pole on the rear of an RV trailer and drape the wire over a nearby tree branch. But one has to watch the SWR and use a antenna tuner for it. Applying a feed to any antenna in NEC or any electromagnetic simulation software is about a simple a task as can be conceived by placing a "source" of near infinitesimal size inline with a dipole element. Your email address will not be published. When you looking for end fed hf antenna, you must consider not only the quality but also price and customer reviews. But if you've never done it, you probably have a few questions. This is the best wire antenna I have tried. The VSWR for the center-fed is under 1. Whether you`re QRPbackpack, vacationing, emcomm station, or an antenna neighbors will never see, MFJs got an EFHW for you: MFJ-1982LP, $49. This antenna is a full wave antenna on forty meters but has to be fed at a different location if one wants to use 50-ohm coaxial cable. G7FEK Limited Space Antenna G7FEK Multi-band “Nested Marconi” Antenna - 2008 Version (rev 5) This antenna was first conceived as a simple dual band antenna in 1988, in an attempt to achieve sensible dual band operation in a small garden of 14m (46 ft) length. Here's my proposed layout Will be fed with a 1:1 balun and counterpoise wire(s) as well. The antenna is rated at 300 watts side band. LNR asked if I would consider reviewing their antenna, and since I was planning a road trip with radios in tow-the perfect opportunity to test such an antenna-I agreed. stranded stainless steel aircraft cable that spirals up the front mast, runs across to the other (graphically added. The data from the pixels is recorded as electric analog signals, is increased, after which is fed right into a converter, which usually converts the amplified analog signals straight into digital binary figures, with regards to the. ULTIMAX 1End Fed HF Antenna Product Reviews - t ULTIMAX 1End Fed HF Antenna product reviews by real people like you. No Special Equipment To Purchase Or Construct. I have been using this half-wave end fed antenna for a few months now, I tried it in a slop and in inverted L configuration and it perform excellent. It is an amazing antenna in terms of performance, and takes me literally 10 minutes at most to set the whole thing up. 30 Watts PEP. Setup the end fed antenna on the 3rd floor condo balcony this afternoon. Unlike Terminated Folded Dipoles and End Fed Inverted V antennas, an OCF antenna works on multiple bands but not on all frequencies. The problem is that it's not so easy to understand, and I found most designs I looked at on the web a bit confusing. The SWR achieved with this device was very low, 1. 30 Watts QRP, 40-10 Meters, 66 feet. Even an antenna 13 feet in overall (electrical) length will require an inductor in the neighborhood of 600 uH. The simplest, most cost effective choke is a ferrite ring (F240 size) installed as shown below:. The Hawaii EARC end-fed matchbox antenna is a similar design that I'm thinking of picking up for field use. Throw an antenna into a tree for ham radio or short wave listening. Being a half wave, no radials or counterpose wires are needed. The antenna is completely assembled and no adjustments are necessary, just screw in your coax and raise the antenna as. Different sources use different expressions for the threshold of when an antenna becomes a long-wire antenna. , extreme low or high impedances) at the tuner end, on all bands. The higher a horizontal antenna is, the better the performance. Some treat all wires at least 1 λ long as long wires. I thought for certain that with a quote-unquote short compromise antenna, I would get compromised performance as well. These are my SWR reading with 100 FT of RG-8 coax, 10-80 meter below 1. I have been using this half-wave end fed antenna for a few months now, I tried it in a slop and in inverted L configuration and it perform excellent. Signal reports indicate the Bobtail is consistently + 2-4 S units compared to the L into Europe and with less QSB. Such is the case with the popular MFJ-1984MP End-Fed Multi-band Antenna, tested in this video from Dave Casler (KE0OG). The Sloper Antenna Explained The classic sloper antenna is a top-fed 1/4 wave vertical antenna sloping down and away from a tower. The first time I remember messing about with antennas was in 1947 when I ran a very long wire from our house, across the street, to a tree. They say the antenna is everything and this one does not disappoint. Shop Shakespeare 5401-XT Galaxy 4' Antenna | 39% Off Be The First To Review Shakespeare 5401-XT Galaxy 4' Antenna New Product + Free Shipping over $49. This antenna has been made popular by the Emergency Amateur Radio Club of Hawaii (EARCHI). Obtained a MFT manual tuner which had a problem so replaced it with an LDG YT-847 which was produced for the FT-847 which I use. Check out the test results. While researching compact antenna options I discovered the following rule of thumb: An antenna may have two of the attributes small, efficient or broadband (work over a wide frequency range without retuning) but never all three. I've been using the W1SFR Random End Fed antenna with my KX3 and Yaesu FT-891 radios for many months now. Time to evaluate. Our showroom facility is a focal point for the local amateur radio community. If the resulting antenna leads aren’t long enough, extend them using the pieces of wire you cut off in step 4, all twisted so they have approximately 2 turns per inch. Antenna height will affect the exact resonance point, radiation pattern, and takeoff angle. The RadioWavz DX (OCF) Windom is a off center fed (OCF) dipole antenna that exhibits outstanding performance on multiple bands typically with out a tuner. OCF Antennas. for the 160 Meter Band. The Vivaldi antenna is one of the valuable tools for MWI due to its attractive features like compact size, broader bandwidth, higher directivity, lower in cost, and end-fire a radiation 27. Balun Designs LLC - When Performance Counts & Quality Matters. The end fed seems to have a slight edge, but I would put this down to it being higher in the air rather than any inherent design advantage. It is a planar bazooka dipole antenna for TBS Crossfire transmitter or other 900-915MHz system. Adding a coil in series with the antenna at the base is one such method of matching. REMEMBER: The lighter your antenna is, the higher up the pole you will be able to mount it. Note that a special type of antenna tuner is needed for an end fed half wave. Add Review ×. " I'm not even sure what you'd call this antenna, except maybe an end-fed random wire, with a balun connected to it to try to bring the SWR down to something than a rig's internal tuner. The Maple Leaf"QSO-KING" is an end fed, multiband, wire antenna that will cover all bands from160 to 6 meters, including the WARC Bands, as well as 60 metersandMARS frequencies. As typically installed, it is a compromise antenna but great for portable use because it is easy to pack and easy to install. This will serve as my backup antenna for the DXpedition to Saint Pierre. Terminated Sloper Antenna. Simply hang the far end from a tree limb-the coax is at the bottom. Wire Antennas for the Beginner Every ham knows how to make and install wire antennas. The company's name is meant to emphasise the high quality standards ('Hy End') as well as the concept of end-fed half-wave antenna ('End Fed'). I must say it does a good job though. MFJ-1984LP, $39. Shop Shakespeare Low Profile Skinny Mini VHF Antenna | 35% Off Be The First To Review Shakespeare Low Profile Skinny Mini VHF Antenna + Free Shipping over $49. Approx 124' of 18 ga copper clad wire using a 9:1 unun. Random Length Radiator Wire Antenna. 0/5 from 0 reviews. Engineered for maximum performance with a 14 Gage wire to our coaxial mono band double bazookas of RG11. It is a stranded #18 copperweld with a slippery polyethylene jacket. George Downing & John Bowers Saint John, NB, Canada, Canada I'm in my late sixties and learnt Morse Code & About Ham Radio while having served in the Royal Canadian Air Force many years ago, as I was a fully trained Military Radio Operator And Communications Technician. (in Finnish) articles/228-end-fed. Question I have is about the coax. Its the same light weight, low-profile, stainless steel antenna, specially designed for masthead mounting and built with extra bandwidth for all popular AIS transceivers. You can also L shape it or zig zag it or slope it if you are limited on room. MFJ End-Fed Zepp Antennas. One commonly repeated myth or "theory" is that half-wave antennas, being resonant, do not require a counterpoise , or that some magical length of antenna will prevent RF in the shack. (80-40-30-20-17-15-12-10 meters – 71 feet of 14 gauge, insulated wire, dog bone end insulator) check EHAM for reviews on this popular antenna. End fed half wave antennas are understandably popular for portable operating. Some treat all wires at least 1 λ long as long wires. The bigger problem with end-fed antennas is subtle: it's actually only half the antenna. But if there is, some things can help. I figure one can't have too many antennas and this one would be a quick build. Portable UnUnTenna 40m-10m Portable UnUnTenna Plus 40m-10m Portable Tri-Band Vertical Antenna 40/30/20m Portable 80/60m Vertical Antenna Portable No Tune End […]. The sloper's feed point is anchored high above ground near the top of the tower on which sits a grounded HF yagi beam antenna. The far end of the antenna is about 6 feet above the ground. Best Buy has honest and unbiased customer reviews for Mohu - Beam Premium Indoor/Outdoor HDTV Antenna - Black. 30 Watts PEP. End-fed antennas can be tricky to tune properly, especially if your ground radial or counterpoise system is not up to par. hf antennas. When you looking for end fed hf antenna, you must consider not only the quality but also price and customer reviews. The 49:1 Half-Wave End-Fed Antenna Transformer, Part 1. This antenna is fed using a 9:1 unun, just under 13 metres of wire and a loading coil near one end. The antenna has been on my roof now for more than 6 months. The ground is the other half, and I don't mean Earth. The modern common Windom antenna is not an original single-wire fed Windom, but rather an off-center-fed or "OCF" two wire feed dipole. The UV resistant ABS plastic housing encloses an efficient matching network allowing the antenna to be fed with common 50 ohm coaxial cable. It is a stranded #18 copperweld with a slippery polyethylene jacket. The Magic Numbers are lengths that seem to work very well for them. 9 with 34 reviews. This antenna comes in 2 different lengths for bands, and 3 different power handling options. 300 Ohm Twin Lead with the ends shorted is an option for even greater bandwidth. George Downing & John Bowers Saint John, NB, Canada, Canada I'm in my late sixties and learnt Morse Code & About Ham Radio while having served in the Royal Canadian Air Force many years ago, as I was a fully trained Military Radio Operator And Communications Technician. But be warned – end-fed antennas can be noisier and also cause more EMC/interference problems. Obtained a MFT manual tuner which had a problem so replaced it with an LDG YT-847 which was produced for the FT-847 which I use. The Maple Leaf"QSO-KING" is an end fed, multiband, wire antenna that will cover all bands from160 to 6 meters, including the WARC Bands, as well as 60 metersandMARS frequencies. The NI4L end-fed 40-6m dipole antenna is just about perfect for portable operation. The Buddipole™ - HFportable 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. But if there is, some things can help. Contacts made with the end fed random wire using the EARCHI matchbox are all with 50 watts and the KX3/KXPA100 are G0ORH, KR5N, MI0AHH, EA6NB, EA8/DL2DXA CO8LY on the WARC bands during the tests I conducted today. I'd like to run an "end fed" wire antenna in the North to South direction also about 40 feet up with feed point connected to house chimney making sure the wires from G5RV don't cross too close. End-fed horizontal wire, an EFHW, offers the perfect solution for a wide range of ham activities. A really good one perhaps 1%. G7FEK Limited Space Antenna G7FEK Multi-band "Nested Marconi" Antenna - 2008 Version (rev 5) This antenna was first conceived as a simple dual band antenna in 1988, in an attempt to achieve sensible dual band operation in a small garden of 14m (46 ft) length. End Fed Half-Wave Antennas Half wave dipole antennas are generally considered the reference point for all antennas in ham radio, especially on HF. The UV resistant ABS plastic housing encloses an efficient matching network allowing the antenna to be fed with common 50 ohm coaxial cable. Durable and flexible planar bazooka dipole antenna with a direct connection SMA. Ham Radio - End-fed HF antenna and a fiberglass pole - video Leland Flynn reviews the Minty Geek hobby circuit HamBrief 69 - Chris Matthieu, N7ICE. 0 MHz the CHA HYBRID can be used in two modes: End Fed antenna installation with the provided 30' wire (14 gauge) for NVIS and high power communication. Mark pa1ssb made a qro 80 meter end fed antenna with a counterpoise. " The very valid reason for this is that the high impedance of the feedpoint was outside the range of most transmitters and external tuning units. The reference antenna is an end fed inverted L with a counterpoise of 60 100' radials. On another note, QSO-King has an eham rating of 4. The end fed longwire has become a very popular antenna for field and portable use. Simply hang the far end from a tree limb-the coax is at the bottom. The RadioWavz End Fed Half wave antenna is ideally suited for operation where feeding a standard dipole antenna in the middle is impractical. Know more about us. unless it becomes too unwieldy by Winding the Wire back on itgelf. The End-Fed Inverted “V” is a good compromise between performance and ease of installation since it requires only one center support, has a reasonably small foot-print, and provides good sky wave propagation. 9 with 34 reviews. This describes the pictured EFHW (End Fed Half Wave) antenna in the photos below. Maybe that will do the trick, or at least improve things. Multi-band/ Half-wave 49:1. End insulators are supplied making suspension easy. Minimum handling and a relatively high efficiency. Off Center Fed Antennas H. It works ok, and does tune up. 2 KW CW & RTTY. The RadioWavz End Fed Half wave antenna is ideally suited for operation where feeding a standard dipole antenna in the middle is impractical. By adding a broad-band matching network, the wire's high impedance feed point. I try and use a K9ARV inverted Vee antenna and stack it against the. Well after going back and forth on it for weeks, (and losing a loop antenna to wind months ago) I decided to give the 9:1 unun and end fed wire a shot. I also found the link to Steve Dick's (K1RF) "The End-Fed Half-Wave Antennas" guide to be the icing on the cake, answering ALL my lingering questions about End Fed antennas, right down to where I could purchase the 1 post stainless wire rope clips. stranded stainless steel aircraft cable that spirals up the front mast, runs across to the other (graphically added. A so-called random wire antenna is an end fed antenna. It exhibits similar receive and radiation patterns as that of a half wave dipole antenna. Radio, tuner and amp were configured as before. A Distributed Antenna System, as the name implies, “distributes” signal. I did perform S11 on both to trim for the 30m band. The great thing about J-Pole antennas is their simple design and excellent performance. My hope is to use this to extend my DX coverage. No coils, no traps, but 20 meters of wire attached to the box. PackTenna makes ultralight, portable HF amateur radio antenna systems and accessories. Most of the time, I simply hung the lightweight EFT from a sturdy tree branch. The RFL antenna is unique in ‘end fed’ antennas in that it is truly a ‘center fed’ antenna. The end fed antenna is essentially half a dipole, it uses a good earth connection to complete the arraignment. One really simple approach is to use a transformer with the antenna connected to the parallel tuned secondary and the transmitter connected to the untuned primary shown at right. The SWE-100 is a single wire end fed HF broad- band antenna designed for either permanent or quick deployment casual use. Checking out on air, the new MFJ-1982LP end-fed wire antenna. ó , kdyh kdg \rxu pxowledqg hqg ihg dqwhqqd lqvwdoohg khuh lq 6lqjdsruh iru d ihz zhhnv qrz dqg dp yhu\ sohdvhg , xvhg wkh zluh iurp p\ suhylrxv dqwhqqd zklfk lv ihhw orqj ,w zrunv ehdxwlixoo\ , kdyh lw. Testing an End Fed Wire Antenna. 2nd review, Brought this Antenna to Germany and forgot my rope so just threw the antenna up between 2 trees , the Antenna was lying across branches and it was up about 20 feet to 10 at the low end and made some contacts in not so good conditions a few days ago. I've asked 30 people without an accurate answer so I wanted to ask you brother. Here are some photos of one of my 9:1 baluns. These are my SWR reading with 100 FT of RG-8 coax, 10-80 meter below 1. Fact is, if you can effectively couple RF current into something that's large relative to the wavelength and is a good conductor, you get an antenna. The directional. The radiator is 45 feet of genuine #14 black polyethylene coated Flex-Weave wire. With some rigs and power levels, there is no problem. Time to evaluate. The J-Pole antenna is a 1/2 wave antenna with a 1/4 wave matching stub. Additionally, a half wave does not require radials for proper performance. End-fed antennas at an affordable price. The reference antenna is an end fed inverted L with a counterpoise of 60 100' radials. This matchbox is good for this type of antenna. Free delivery and returns on eligible orders. The higher a horizontal antenna is, the better the performance. Any 160 meter mobile antenna will have very poor efficiency, perhaps as low as. If you only have one support an end-fed antenna may suit you better. For those that enjoy the LNR and Hy Endfed antennas, but want to run more power, Balun Designs now offers an excellent alternative. I see their are Zepp and other types for sale. SWE-100 HF Broadband Antenna Single Wire End Fed Dipole 3. it ig part Of the antenna element. Wire Antennas for the Beginner Every ham knows how to make and install wire antennas. The 1/2-wave 80-meter doublet with ladder line all the way to a 1:1 bifilar choke/balun in or near the tuner is a much better antenna for 80-10, provided you adjust the ladder line length to avoid the voltage and current anti-nodes (i. That is a high voltage point, so you get lots of electric field – and possible “RF in the shack” problems. or limited space amateur operator in mind, giving. 5 on all band. (There is a variant by OH5RM for low angle on 10MHz - see pdf doc) When compared to "straight up" vertical antennas, the combined horizontal and vertical components of the G7FEK antenna still give rise to useful high angle radiation. the Cross Country Wireless End Fed Antenna matching unit is similar to that described in the 1939 edition of the "Electrical and Radio Notes for Wireless Operators" produced by the UK Air Ministry at the start of World War 2. The DX Engineering DXE-160VA-1 is a slow taper 55-foot high Monoband Vertical Antenna system. I figured to try them both out and share my feelings about each one. 5 mtr mid--loaded dipole, put it where the "Cobra" is (see the green antenna in the diagram below), and see what happens?. Extension of the thin horizontal wire segment of Inverted-L antennas can be done with 1mm Kevlar rope. There have been DOZENS of threads on this question. 5-30MHz without the need for a tuner. £55 99 DIPOLE 80-6m OFF CENTRE FED DIPOLE WINDOM STYLE £65 99 DOUBLET ANTENNA £39 99 END FED 1kw ssb end fed. End-fed antennas at an affordable price. But how the antenna works is not often well understood. Check out the video to learn more. The power cord is a bit outside the norm because there’s a plug and a USB cord.