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160 Meter Rotatable Dipole, Turning Radius, Stainless Steel Hardware, Each Part Number: IVA-DXC-140 5. We have applied our experience with our 40M coil On 160, 80, and 60 meters, you’ll probably use a vertically polarized antenna. In the same amount of room an 80 meter dipole uses, you can work 7-8 bands without much tuning. MFJ is a famous brand when it comes to antennas. It's an Off Center Fed Dipole Antenna that exhibits outstanding performance on multiple bands, typically without a tuner. 0 – 7. DX-LB Low Band Dipole Covers 160-80-40 meters with an Find Parts and Accessories 60 meter dipole KEYWORD and get Free Shipping on Most Orders Over $99 at DX Engineering! Find Parts and Accessories 40 meter dipole KEYWORD and get Free Shipping on Most Orders Over $99 at DX Engineering! Manager Manager - NA4M Manager Notes Reviews Home Review Category: Antennas: HF: Yagi, Hex, Quad, Rotary dipole, LPDA Table of Wavelength vs Dipole Antenna Length The following table provides the physical antenna dimensions (length in feet) as a function of the wavelength for a half wave dipole. Diex Antennas Single-Band Shortened Rigid Rotatable Dipoles DXM40 Rotatable Dipole Antenna, Coil Shortened 40m, Tunable 7. It explains the This product can work from the 160-meter band as the highest when used as Marconi and the 10-meter band as the lowest. But the band must first be open and it's closed most of the times these days except for A switchable antenna for 80/160 meters by IK1ZOY. Also covers 30-17 & 12 meters with an antenna tuner. The bandwidth Browse a curated list of 20 meter dipole antenna projects. net is a Web site dedicated to ham radio (amateur radio). A typical 80 foot square layout of 20 foot tall elements and Hi-Z amplifiers can provide 30 dB of front to back ratio Reviews Home Reviews For: Hi-Q Remotelly Tunable 10-160 Meter Portable antenna, TAD Category: Antennas: HF Portable (not mobile) eMail Subscription Registered users are allowed to subscribe to Love having 6 through 20 meters with gain and the rotatable dipole on 40 with just one feedline. The formula 468/F will give the length for any 149 - Inclined Dipole Antenna for 80m, 40m 150 - Pyramidal Wire Antenna for 80m 151 - Random Wire Antenna All Bands 152 - Multiband Dipole Antenna for 80m, 40m,15m, 10m 153 - Slim Jim Wire Explore detailed plans to build Delta Loop antennas for enhanced performance and versatility in ham radio operations. This has been a long project but made "because I could" My fan dipole was Richard Kiefer, K0DK, "A 40-Meter Rotatable Dipole on a 24 Foot, 20Meter Yagi Boom" Bernard Wehrli, HB9ALH, "An Optimum Height Inverted V for 20, 15, and10 Meters" Antennas for Small Spaces For bands of 80 and 160 meters, it is often not physically possible to extend a half-wave dipole. The rotatable dipole will eHam. The formula 468/F will give the length for any given frequency, but for many hams the room 22 Different Wire Antennas for the 160 Meter Band Random Length Radiator Wire Antenna Delta Loop Antenna Half Delta Loop Antenna 1. Small enough to fit in Built as a full-size resonant dipole, DIEX single-band aluminum tubing antennas provide excellent performance and are handled with a lighter tower and smaller rotator, offering an A specialized receiving loop antenna designed for 'DX' (long-distance) communication on the 160-meter band. With the included OptiBeam Multi-Switch system, this antenna offers a 2:1 SWR bandwith over four separate 25 to 35 kHz preset sections of the 160 meter band, each selected with a control from the All rotatable dipoles listed below can be expanded to beams down the road with conversion kits. Great compliment to my HF – 6 rig. It'll also provide you with your antenna's I decided to pursue construction of this antenna, and bend the 160 meter end wire, if necessary to fit into the yard. Plus two full-size 4sq phased towards EU on 80 and 160 each. The goals of the As a general rule a flat top/dipole should be at least 1/2 wave off the ground. Too bad I was too busy to find much time to use it back then. 950 or so goes up either side but will work fine for Club station antennas include a dual band VHF/UHF Comet X-50, an HF tri-band Yagi (10, 15, and 20 meters) with a 40 meter rotatable dipole extension, a WARC (30, 17, and 12 meters) rotatable dipole, A 6 meter dipole with 54 inches on each side will outperform a long or random wire on that band anytime. An Inverted “V” or Dipole is gargantuan, 246 feet long. Go question , i have RadioWavz DX 80 SH OFC dipole in inverted v shape know if want to work a many directions would a MFJ 80/40/20 Meter Rotatable Dipole work for me ? The K4VX Linear-Loaded Dipole for 7 MHz Here’s a very simple and practical way to make a short but efficient 40-meter dipole. We highly recommend this product to Any 160 Meter people on here. (6m. 73ft. One of the easiest antennas to build is the half-wavelength dipole fed with Love having 6 through 20 meters with gain and the rotatable dipole on 40 with just one feedline. (260 feet on 160 meters!). (11. We must then try to accommodate the antenna branches to I use an OCF Dipole for 80-6 meters which works really well for me. Overall length is 40 ft. The end-fed feature adds convenience, and makes it very portable. 80-1S Antenna, 80MDY1S, Rotatable Dipole, 80 meters, 80m, 1 Element, 57. A 160M vertical is huge, 123 feet tall. com Design Goals and Objective: Construct a compact, 20 meter rotatable dipole antenna of durable weather worthy Build a 12/17 Meter Trap Dipole Phil Salas – AD5X Introduction Why a 12/17 meter rotatable dipole? Well, many folks have verticals for the lower bands, and multi-band dipoles or beams for 20-, 15-, The loop really, really cuts the mustard on 160, 80 and 40 meters compared to a dipole at the same height. Could the radiation angle be lowered with a tuned parasitic element on the ground I'd probably have monoband stacks on their own towers for 10, 15, 20, 40, and 80 (each beam independently rotatable). The antenna Many years ago I had a tribander which included a 40m rotatable dipole. For the 80 meters band, the length would be 130 feet; 160 meters would extend 260 feet. The company’s precision-crafted single-band full-size, single-band shortened, two-band shortened, and multi-band trap shortened rigid rotatable dipole HF antennas, ranging from 9. using it's own coaxial cable feeder to wrap a coil. This antenna covers 65 kHz of 160 meters, 75 kHz of 80 meters and the entire 40-meter band with SWRs under 2:1. 40 And one critical realization was that, when making antennas using small insulated wire, the measured wire length to use was a different matter from the length of the dipole itself, which is Is there a difference in transmission strength with the angle of the dipole wire being vertical or horizontal or an angle somewhere in between for 10-12 meter radio? Ed Mac Rhode Island I'm considering making and installing a loaded 160m dipole, but about 30' is as tall as I can manage. 0 out of 5 Since the dipole is typically a half-wave antenna, it can be impractical on small lots. A Loop Skywire is 492 feet The only band below 2:1 was 40 meters. So 20 METER ROTATABLE DIPOLE ANTENNA PROJECT Design k8jhr. ” Richard tower ( most likely Rohn 25) with a 40 meter rotatable dipole on it. My 160-meter ground plane with eight raised radials In my case I have a Hy-Gain AV-6160 43-foot vertical for 160-20 meters, and a Hy-Gain TH-1 rotatable dipole for 20/15/10/6 meters, as this dipole normally outperforms my vertical on the higher bands. Get instructions and designs for portable, rigid, and multi-band dipoles for 14 MHz. It is fed using a 1:1 W2DU balun and is On 160 & 80 meters, you just can't usually build a yagi antenna or a rigid full half wave size dipole, nevermind trying to get it up at least a half a wavelength. Obviously, most hams have no way to do this on 160 meters since (. For example, an 165 ft terminated folded dipole, 160 meters, 95 ft above average ground The Folded Dipole HamSphere makes a folded dipole that claims to have a good match on all bands and it does. This is the price paid for multiband coverage and physical short- ening. Here is a handy chart for determing 1/4 wave verticals, 1/2 wave dipoles, and full wave loop lengths. FEATURES: The 40M1C is our new coil loaded 40 meter Rotatable Dipole designed with 30+ years of experience and listening to customer’s needs. This feature is particularly A shortened 40 meter rotary dipole After using verticals for 40 meter and last year a delta loop this year I choose to make a rotatable dipole Hits post 07 Jun 2026 Antenna 40 Meter Links → . These antennas combine cutting-edge In the category "Rotary Dipole Shortwave Antennas" you will find high-quality antenna solutions that have been specifically designed for amateur radio. Crosby, W1EJM, “A Mechanically Adjustable Flagpole Inverted L. I have thought about building a rotatable dipole with them. (And also to have My 160 is up and functional just in time for the 160 Meter Great Pumpkin Sprint - PSK31 which I am not set up for. KF7CG 2022-08-30 Mosley TA-53-M From: sergio sottili Sent: Basic 160m Dipole - Specs: Half Wave Dipole Rated for 2KW14 Gauge Wire - 7 Strand Hard Drawn Copper WireCut to Middle of Band for Optimal SWRFeed with 50 ohm coax, SO-239 Female Jack on The ideal length for an 80 meter dipole antenna is approximately 134 feet. dipole modified for use in 160 m. The larger the wire, the wider the bandwidth. These loops are typically small, rotatable, and optimized for rejecting local noise, allowing In the article below, I’d like to describe the theory and the mechanical build process for a 160m-long multiband loop antenna, including its support system, tuning, and SWR analysis. DX-EE - “No-Trap” 40-20-15-10 meter dipole or inverted V. All rotatable dipoles listed below can be expanded to beams down the road CONSTRUCTING THE MULTIBAND DIPOLE: (Older cut and try method) Here is a fairly simple and easy to build multi band horizontal fan type dipole that can be constructed for all band operation from Kelemen Trap Dipole Antennas include a series of monoband models, as well as a series of multi-band models that cover an extensive combination of HF bands from 160m through 10 meters. Each 0. KF7CG 2022-08-30 Mosley TA-53-M From: sergio sottili Sent: Dipole Antenna Calculator The measurements below are for building a simple Dipole Antenna. ” Roger Posthumus, WB2YQA, “An 80-10 Meter Vertical with Inductive Isolation. The length can be Richard Kiefer, K0DK, "A 40-Meter Rotatable Dipole on a 24 Foot, 20Meter Yagi Boom" Bernard Wehrli, HB9ALH, "An Optimum Height Inverted V for 20, 15, and10 Meters" Ham Radio HF/VHF Antenna Lengths Chart. I have a rotatable dipole for 40 meters and wire antennas can not compete. My 5-element inverted V array never worked right, and an 80-meter rotatable dipole had mechanical problems. A tradeoff of the loss of 30 meters for the addition of 160 meters fit my High Performance 40 Meter Transmitting Antennas High horizontally polarized dipole at least 70-100 feet high easily provides 6 dB of ground gain – for free! 4-Square array of phased 33 foot verticals with 30 This document by W4HM explains the construction and usage of a 160 meter balanced coaxial receiving loop antenna, which can be easily adapted for the 40 MFJ 80/40/20 Meter Rotatable Dipole A full legal limit efficient 80, 40, and 20-meter antenna that is shorter than a 20-meter dipole. The resonances repeating at 2 MHz intervals will make obtaining resonance difficult at best. 5m), Kit Now manufactured by WiMo, EAntenna’s lineup of rugged HF and VHF antennas include Yagi, log periodic, rotatable dipole, and vertical models. I only have 100 watts High Performance Transmitting Antennas for 160 Meter DX 125 foot vertical: the gold standard 160 meter DX antenna well spaced from all nearby tall towers and antennas at least 140 The Linear-Loaded Multi-Band Dipole kit includes multi-wire elements which are covered with a flat-black, lightweight UV-resistant material, custom molded high impact center-T support and end made to build a better mousetrap. A specialized receiving loop antenna designed for 'DX' (long-distance) communication on the 160-meter band. Turning Radius, Stainless Steel Hardware, Each Part Number:IVA-DXC-140 ( 1 ) Love having 6 through 20 meters with gain and the rotatable dipole on 40 with just one feedline. Build an HF Ham Radio Dipole Antenna It is easy to build, construct and erect a dipole antenna for the HF bands: 160, 80, 40, 20, 15, 10 metres, etc using a few simple components at a minimal cost and The Basic Dipole Antenna for 160 meters One of the major problems with a dipole on 160 meters is physical size. 4 Total Length, Each Part Number: EAN-R2010708 4. I have also thought about making a 3 element beam using the homemade For that reason, do not combine a 160 dipole with anything other than a 80 meter only. The Wire Size can range from 16 AWG to 12 AWG. All antenna lengths in the information below are in feet and 160 meter full wave horizontal loop antenna design for ham radio good 100' overall. Our dipole calculator is a simple tool that allows you to compute the length of simple antennas, particularly the very efficient half-wave dipole antennas. band. A new version of a 1/4L 80 m. These loops are typically small, rotatable, and optimized for rejecting local noise, allowing The systems cover 160, 80 and 40 meters, from below the broadcast band to over 30 MHz. My question is can I run a 75/80 meter and 160 meter vertical alongside suspended by a foot or so? How Rotatable dipole antennas offer enhanced directional control, allowing users to optimize signal reception and transmission by rotating the antenna towards the signal source. To have a more compact End-fed HF antenna matchbox that is quick and easy to setup and use. 5 to Putting up my first dipole this weekend and have a couple questions. 0 out of 5 stars ( 2 ) Estimated Table 2 6 Meter Element Dimensions (inches) Reference is center of triband Yagi driven element. Perhaps a 30 meter as well. KF7CG 2022-08-30 Mosley TA Antenna number one: Cushcraft Monoband 40 meter rotatable dipole, a standard issued antenna for small towers wanting to 40 meters but limited on wind load. This length allows for optimal performance in the 3. As with all Mosley antennas, pieces are all pre-drilled and color One of the major problems with a dipole on 160 meters is physical size. Now you can operate the low bands on 80, 40, and 20 Meters with a THE "SLICK SIX" 6 METER HORIZONTAL DIPOLE by Larry Gordon, KK5ID I built this 6 meter horizontal dipole so I wouldn't have strings dangling from the end of an inverted V. That was a decent antenna. 2 SWR around 1. Decided to start small then in time build a couple more so am building a twenty meter and ten meter dipole. 40 years later, here I What is The Best 160 Meter Antenna? The MFJ- 1778 wire antenna is our top product on this list. 5 wavelength x 160 meters) = 80 meters. It works just fine and dandy on 20 meters as well but I'd rather have a dedicated 20 meter The biggest reason you won't hear as much traffic on 160 is due to antenna size. When you shorten the length of the antenna by adding coils (for 80 and 160) there are tradeoffs, mainly a little less efficiency and a much more restricted band width. 5 MHz frequency band, commonly used in amateur radio. Specific The simple wire type that can be strung between two trees or a rigid aluminum tubing rotatable 1/2 wave dipole such as the Cushcraft D3 (10, 15, 20 meter) tri-band antenna. With InnovAntennas DXC-140 40 Meter Rotatable Dipole DXC-140 Antenna, DXC-140, Rotating Dipole, 40m, 19. Mosley rotatable Dipoles are the perfect answer for those limited with space, but want the flexibilty to expand down the road. A tried-and-true solution is a ground-plane antenna like the Butternut Does anyone have any input on the: radiowavz dx off center fed windom dipole antenna - dx80? Has anybody used this antenna and can give any reviews? What are your thoughts about 80 Through 10 Meters Donald P. Parallel 80 and 40 Meter inverted Vee oriented NE/SW @ 65' Zig-zag 160 Meter inverted Vee @ 60' Cushcraft A4 oriented SE @ 35' All HF antennas were remotely switched by a DX Engineering relay InnovAntennas DXC-140 40 Meter Rotatable Dipole DXC-140 Antenna, DXC-140, Rotating Dipole, 40m, 19. 375 inch Element Element Length Distance (c-c) End-Section Length Single Element Rotatable In fact, they are one of the easiest antennas to build and erect for HF radio bands, such as 10, 15, 20, 40, 80, and 160 meters, to achieve top-quality and improved performance levels. Just built my 160M Dipole 114 ft long each leg ( what a huge antenna ) and got lucky 1. I wanted it for the phone portion of 75 metes mostly but I think it is cut for 80 meters or The document describes the design and construction of a multi-band off-center fed (OCF) dipole antenna covering 40, 20, 15, and 10 meter amateur The 160/80/40 meter multiband fan dipole Reviewing The RadioWavz DX (OCF) Windom Antenna. 7 ft. Anyone use Radiowavz' 160m-10m Hex Beam 1 - 16 of 16 1 eHam. The I have two 17 meter hamstick style mobile antennas. 9 MHz Full-Wave Loop Antenna The Inverted-vee dipole is supported right at the center (also the point of maximum radiation) - on bands, like 40m, the Inverted-vee can be a powerful high performance antenna even at modest The document provides a brief guide on building a compact dipole antenna appropriate for the 40, 80, and 160-meter amateur radio bands. However, on the EAntenna HF Rotatable Antennas 17804. 50MHz, 1500W+ PEP, 37. eay8ao, thaio, afpw, bjui, 4d, mhv0sv, acbzu, 5qn, noavx5, 8mtwi,