Randomwire
Webbこのスレッドは過去ログ倉庫に格納されています WebbAs the term implies, a random wire is a wire antenna of random length. A random wire generally works well for signal reception, and is an improvement over the built-in whip …
Randomwire
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Webb22 aug. 2016 · For example a 32 foot length is actually a half wave on 20m with an impedance of about 3500 ohms and requires a 50:1 balun. The magic lengths to use with the End Fed longwire is 29, 35.5, 41, 58, 71 and 84 feet. I use a 29 foot wire with my PackTenna 9:1 balun for 40m-10m and then add a 28 foot length for better coverage on … WebbSome of these numbers are too close to squeeze in between them. Here are the final numbers (in my opinion) in green below that would be good for a long-wire antenna: ( You may want to make a note of them) REVISED: 29 35.5 41 58 71 84 107 119 148 203 347 407 423. REVISION NOTE: We had a note from James, KB5YN, pointing out that one of my so ...
WebbInside the Icom AH-4 Tuner This paper describes the Icom AH-4 wide range antenna tuner. It attempts to compensate for a rather sparse instruction manual by providing information on how to interface the AH-4 with any HF radio. http://api.3m.com/introduction+of+the+great+wall
WebbHaruki Murakami nel 2009. Haruki Murakami (村上 春樹 Murakami Haruki?; Kyoto, 12 gennaio 1949) è uno scrittore e traduttore giapponese. È stato tradotto in circa cinquanta lingue e i suoi best seller hanno venduto milioni di copie. Le sue opere di narrativa si sono guadagnate il consenso della critica e numerosi premi, sia in Giappone che a livello … Webb3 dec. 2009 · Originally from the UK, David is designer and wanderer currently based in Kamakura. Prior to this, he lived in China and longs to explore more of this vast and …
WebbBåde anekdotisk och mer vetenskaplig jämförelse av verkningsgraden (strålningseffektiviteten) på en dipol och en ändmatad antenn (så kallad "longwire" eller ...
WebbUrban Density refers to the number of people inhabiting a given urbanized area whereas Building Density refers to how crowded a neighborhood appears but also… engineers day quotes wishesWebbMarch 12 at 5:37 PM. Building a Random-Wire Antenna With a Choke, pt-1/2. For a shorter HF antenna the "Random Wire" antenna is a good option provided that you use an RF choke to get rid of troublesome common-mode currents. Here I combine both the 9:1 UNUN and the RF choke in the same box for a tidier installation. dreamlab antwerpenWebbJapan’s Kumano Kodo is a 1300-year-old network of sacred pilgrimage routes through remote mountains and along a beautiful coastline. The Kumano Kodo’s sacred sites and pilgrimage routes in the Kii Mountain Range are registered with UNESCO as a World Heritage Site. The Omine Okugake is the most rem… engineers decor factory hopperWebb13 feb. 2024 · 自動販賣機在日本街頭非常常見，幾乎每走幾步就會看見一台，密度要比便利店高出許多。日本各類自動販賣機普及狀況以國內的自動販賣機來說，飲料類自動販賣機是最常見的。接下來小見要跟大家分享一些日本奇特的自動販賣機。小朋友最愛喝的牛奶也有自動販賣機，裏邊的牛奶絕對新鮮，奶味 ... engineers day wishes imagesWebbRandom Wires. A random wire is exactly that—a piece of wire that’s as long as you can possibly make it. One end of the wire attaches to a tree, pole or other support, preferably … engineers day wishesWebb4 maj 2024 · Re: RF-Choke/HF Balun. Jag har redan en ft140-43 som jag tänkte använda, Men undrar om det verkligen behövs koaxialkabel genom den. Jag har bara rg58 som är ganska tjock i förhållande till ferriten. Effekten är 5W, banden allt ifrån 160m till 10m, och antennen är en randomwire. dreamlab counseling texarkana txWebbA standard recommendation (see QST, March 1936, p. 32, "An Unorthodox Antenna") is an 84' long end fed and a 17' long counterpoise (6.5' for 20m). While these lengths have been shown to work well on many bands, … dreamlab headphones