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1. [Amps] Shunt Feed Tower Issues (score: 1): Author: "Javier" <yv5mbx@arrl.net>; Date: Mon, 1 Nov 2004 13:46:24 -0400; I was using an air variable capacitor (bought from Henry Radio) to adjust my tower on 160 mts, the swr were about 1.2. Last friday I installed a more powerfull amp (1300 watts) and after few hours of; /archives//html/Amps/2004-11/msg00004.html (6,651 bytes)
2. Re: [Amps] Shunt Feed Tower Issues (score: 1): Author: Dennis <pegasus@mho.net>; Date: Mon, 01 Nov 2004 14:17:14 -0700; Hello Javier... The rating of the capacitor is not defined by either frequency or power directly. It is determined by the voltage that appears across the plates. When using capacitors in such an ante; /archives//html/Amps/2004-11/msg00007.html (9,442 bytes)
3. Re: [Amps] Shunt Feed Tower Issues (score: 1): Author: "Harold B. Mandel" <ka1xo@juno.com>; Date: Mon, 1 Nov 2004 18:13:26 -0500; Dear Javier, Your absolute best solution is to use a vacuum variable to tune the tower. Choose one with enough KVaR and HV rating to be well beyond 2X your maximum transmitted power so that voltage p; /archives//html/Amps/2004-11/msg00009.html (7,640 bytes)
4. Re: [Amps] Shunt Feed Tower Issues (score: 1): Author: "Barry Kirkwood" <bjk@ihug.co.nz>; Date: Tue, 2 Nov 2004 02:30:29 -0000; Would help if you told us abit more about the tower set up. How much capacity are you using to tune out the reactance? It may be possible (even easy) to rejig the feedpoint so that you are feeding at; /archives//html/Amps/2004-11/msg00013.html (9,744 bytes)

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