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Dual band slim jim antenna plans

Web23 ago 2015 · John M0UKD. 23rd August 2015. 4 Comments. I have added the ability to include a known velocity factor into the Slim Jim / J Pole calculator, to help with building them with 450Ω or 300Ω feeder. Also, here is a tested and reproducible Slim Jim for 70MHz (4m) made with 450Ω balanced feeder: 70MHz Slim Jim constructed out of 450Ω feeder. WebDon Murray W9VE Building a Dual-Band Antenna Mentorfest 10/23/04 4 A Lecherous Episode • Transmission line theory • Standing waves • With low SWR voltage and …

2 Meter Slim Jim Antenna - 300 Ohm Twinlead Version

Web13 giu 2016 · Note that you should not have to "settle" for a single band antenna. There are lots of very good dual-band antennas. However, once again, do your own research before deciding. If the only repeaters you can reach from your apartment are 2 meter, then a single band 2 meter antenna may give you more gain than a dual-band 2/440 antenna. WebThe N9TAX Slim Jim antenna is the highest quality roll up antenna available today. I've been producing these antennas professionally for nearly a decade now and have sold … the old steppe house godalming https://reesesrestoration.com

N9TAX Labs - Antennas, Amateur Radio, Antennas, Ham Radio

WebThe Slim Jim, designed by the late Fred Judd, G2BCX, can be a great portable 'roll up' antenna, if made out of 300Ω or 450Ω ladder line / twin feeder. Add a loop of string to … WebJan 24, 2014 - 450 Ohm Slim Jim Antenna Project by KE4NU. Jan 24, 2014 - 450 Ohm Slim Jim Antenna Project by KE4NU. Pinterest. Today. Watch. Explore. ... All Band. Electronics Projects. I decided to experiment with Magnetic Loops. First, I tried something simple. A 145MHz 2m loop. Web20 nov 2024 · In the picture above I used hose clamps to clamp the coax pig tail directly to the antenna. W4TFX, Jay and I tuned the antenna for 146.400 and we had acceptable SWR of 1.5 to 1.0 between 147.330 and 146.400. On UHF we had the same SWR between 445.8 and 447.0 which makes this antenna an excellent dual band antenna for cross … mickey noel disneyland paris

2 Meter Slim Jim Antenna - KB9VBR Antennas

Category:Build your own Roll Up Slim Jim Antenna for the 2 Meter Ham …

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Dual band slim jim antenna plans

N9TAX Labs - Antennas, Amateur Radio, Antennas, Ham Radio

WebFOR ANY BAND! (Try it with aluminum too!) Either way....TRY IT! Design your J Pole for hf, 2 meters, 220, 440 and up! J-Pole Antenna Design . SAVE TIME BY USING THE CALCULATOR BELOW. NOTE: Coax center conductor attaches ... Convert a J Pole to a Slim Jim More Antenna Projects! DANGER! Do not install ANY antenna over, under or … WebThis 2 Meter 300 Ohm Slim Jim antenna is constructed from regular 300 ohm twinlead. (The same type used for TV antenna installations.) It is very easy to build and does not take days to construct. The measurements above are not extremly critical but may have to be lengthened or shortened for your particular operating frequency.

Dual band slim jim antenna plans

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WebThe Slim Jim is probably one of the cheapest and easiest antennas to make, and it’s a very handy one too. You can typically make one of these for under £10 , they roll up easily for storage and travel, and are great for … WebConstruction (Refer to drawing) 1. Measure out and cut about 59 or 60 inches of ladder line. 2. Strip both ends (top and bottom) about an 1/2 to 3/4 inch and bend each toward the …

WebAbout Slim Jim antennas. This video is packed full of technical and basic deployment information about our antennas. Not sure what you need? Check out the website and product tour video! New! HF Ladder Grab antenna kit. Check out our new HF antenna building products. Ladder Maker 600 ohm ladder line building spacers. Web17 nov 2013 · Dual-Band Slim Jim Antenna for Satellites. N9TAX Slim Jim mounted on top of the 3-meter mast. The AMSAT-SM website has an article on the dual-band omni …

WebCompact size: the 2 meter Slim Jim is still only 58 inches tall Hear weaker stations: lower noise floor than a wire antenna will help you hear more and capture distant signals better. Specs 58 inches tall, end-fed folded dipole design Gain: 6 dbi, 7 degree takeoff angle Bandwidth: 5+ Mhz Pretuned to 146 MHz: Just connect the coax and transmit WebReviews For: N9TAX Dual band slim jim portable antenna by 2way electronix Category: Antennas: VHF/UHF+ Omnidirectional: verticals, mobile, etc eMail Subscription Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted. « 1 2 3 »

Web70cm Slim Jim Antenna Build and Channel Update. 1,086 views Jun 13, 2024 I decided to try building a 70cm Slim Jim Antenna in this video as well as give a channel update. 21 …

WebThe Slim Jim is a vertically polarized omnidirectional end-fed antenna having considerable "gain" and this is concentrated almost parallel to ground toward the horizon rather than … 2 Meter Slim Jim Antenna Using 300 Ohm Twinlead This design is based on the … The vertical angle from the Slim Jim is about 8 degrees, while the common … Having recently posted the 2 Meter Slim Jim antenna project to Hamuniverse.com, I … 300 Ohm Twinlead 6 Meter Slim Jim Antenna Project by VK6HOG. Hi there, … The MW3RUH , Dave Thomas SLIM JIM PROJECT Using "custom" spacers! … This is the very first antenna project on Hamuniverse.com that started it all … The N9TAX 2 Meter Ladder Line Slim Jim Antenna Review . Proven Antennas A … Tilt-N-Raise antenna mount for all radio communicators! QIK ZEPP ANTENNAS … the old stile pressWeb2 Meter Slim Jim Antenna. $ 58.00 – $ 62.00. There are times when you may need more gain than the standard J-Pole antenna. With twice the gain of a standard J-Pole … mickey not so scary 2023 dateshttp://hamuniverse.com/2meter300ohmslimjim.html the old station house rowsleyWeb2 Meter Slim Jim Antenna using 300 Ohm Twinlead. Slim Jim 2M Antenna – SV5BYR. L.B. Cebik web site – requires registration (free) Commercial 2M 70cm Slim Jim – … the old station hotel conwy waleshttp://hamuniverse.com/ke4nu450slimjim.html mickey not so scary 2022 timesWeb13 ago 2024 · 22K views 1 year ago HAM RADIO: Easy SlimJim / J-Pole Dual band Antenna Build for 2m/70cm, Thanks to a book I purchased many moons ago, I have … mickey number 7Web27 mar 2024 · 4.9K views 9 months ago Check out our website! http://www.n9taxlabs.com This video dives into the design use and configurations of N9TAX Slim Jim antennas. T We reimagined cable. Try it... the old station nursery innsworth