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Dual band slim jim antenna plans

Web5 ago 2012 · The collinear J-Pole, often known as the Super-J, does improve the behavior over a regular J-Pole. As many attest, there is an advantage when vertically combining 1/2 radiating sections to have a bit … 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 …

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

Web13 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 … WebThe N9TAX 2 Meter Ladder Line Slim Jim Antenna Review . Proven Antennas A new "e-book" pdf Release by N4UJW and KL7JR ... KL7JR DUAL BAND VERTICAL HF WIRE. 40 THRU 10 WIRE VERTICAL 40 METER VERTICAL - ZL1ALZ ... Share and submit your working antenna success, plans, pics, descriptions, etc with many more hams … map of llandeilo area https://ryan-cleveland.com

Build the Slim JIM Antenna - qsl.net

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. WebThe design uses a matching system like a j-pole antenna. This is called the j integrated match (jim) the antenna itself is very slim hence the name Slim Jim. Designs for these … 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. kroger\\u0027s texas city tx

The Skinny On Dualband SlimJim Antenna, Detailed …

Category:how does this collinear antenna work? - Amateur Radio Stack Exchange

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Dual band slim jim antenna plans

The Skinny On Dualband SlimJim Antenna, Detailed …

Web1 gen 2014 · Generally wire antennas have an input impedance of 68Ω, which are detuned to 50Ω to have proper impedance matching with a co-axial cable; as a result it leads to decrease in gain. Slim Jim is a ... 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 …

Dual band slim jim antenna plans

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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 … http://hamuniverse.com/antennas.html

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 … Web'mobile' antenna: I made a Dual Band 2m 70cm "Slim-Jim" (modified version of; I also wanted to use it for 70cm on the Yaesu FT-857D when parked at home or camping) The Slim Jim antenna was constructed with 3/4" PVC and Stranded # 14 THHN wire for the 2m element. I also but a horizontal piece of about 6" long x1/8 inch diameter brass welding rod

http://clackamasares.org/wp/wp-content/uploads/2024/12/MENTORFEST_ANTENNA.pdf WebEnter the Dual Band Slim Jim Enter the Dual Band Slim Jim Building on the initial design of the slim jim we added traps that allow proper 70cm operation. Without these traps the folded dipole offers little to no resonance on 70cm. The antenna however yields only j-pole gain on 70cm. Rigid mounting Enter the Dual Band Slim Jim Resonance on 2m

Web2 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 – …

kroger\\u0027s ralphs 5% discount for seniorsWebHG-UV200 Walkie Talkie Antenna VHF UHF Antenna Dual Band SLIM JIM Antenna ot16. Venditore professionale. EUR 89,88 + EUR 6,10 spedizione. AL-800 SMA weiblich High … map of llandudno hotelsWebCompact 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 map of llano county texasWebhttp://coachhelder.com/roll-up-slim-jim-antenna-for-emergency-preparedness-communication-review/ - Coach Helder (W2NTC) reviews the 2m 70cm roll up slim jim/... map of llanelli 1911WebAbout A J-Pole for 2-meters and 70-cm The resource is currently listed in dxzone.com in 2 categories. The main category is J Pole antenna plans that is about Building J-Pole amateur radio antennas. This link is listed in our web site directory since Monday Oct 11 2004, and till today "A J-Pole for 2-meters and 70-cm" has been followed for a total of … map of llanrwstWebJan 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. map of llanelli wardsWebConstructing the Slim JIM According to references, this antenna can be constructed from anything such as; twin lead 300 ohm TV antenna lead-in, copper and aluminum tubing … map of llandudno centre