Dual band slim jim antenna plans
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 … http://hamuniverse.com/antennas.html
Dual band slim jim antenna plans
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WebAbout 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 … http://clackamasares.org/wp/wp-content/uploads/2024/12/MENTORFEST_ANTENNA.pdf
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 … 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 …
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 dual-band basic Flower Pot page ( vk2zoi.com/articles/dual-band-half-wave-flower-pot) says "Operation on the third harmonic is achieved by using a sleeve technique so as to form quarter wave phasing sections (at the higher frequency) to end feed two half waves in phase at the third harmonic." – MoTLD May 10, 2024 at 13:06 Add a comment
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 …
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 ari landryWebThe 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 … bal diwas kab manaya jata hai bharat meinWebSlim-Jim variationen af J-pole-antennen har karakteristikker og ydelse som ligner en simpel eller foldet halvbølgeantenne og identisk til den traditionelle J-pole konstruktion. Judd fandt at Slim-Jim producerede en lavere sendevinkel og bedre elektrisk ydelse end en 5/8-bølgelængde groundplane-antenne. [21] bal diwas kab manate hainWeb27 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... ari landonari languageWeb1 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 ... bal diwas in nepali dateWebEnter 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 baldi was nuked