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1. [Amps] SB220 Questionn (score: 1): Author: "R.Lake" <rlake@ne.rr.com>; Date: Mon, 14 Feb 2005 15:13:58 -0500; I have a SB220 that is putting out approx 500w w/100w drive on 15m only...input swr is showing abt 3:1..plate current abt 350ma..normal HV...the rest of the bands are fine ...the band switch is relat; /archives//html/Amps/2005-02/msg00493.html (7,033 bytes)
2. Re: [Amps] SB220 Questionn (score: 1): Author: "Will Matney" <craxd1@ezwv.com>; Date: Mon, 14 Feb 2005 15:21:49 -0500; Sounds to me like instead of anything wrong with the output end, there's something wrong in the input end. I'd check the input tune for 15 meters for a smoked coil or bad capacitors. That is if the i; /archives//html/Amps/2005-02/msg00494.html (8,441 bytes)
3. Re: [Amps] SB220 Questionn (score: 1): Author: "Gary Smith" <wa6fgi@sbcglobal.net>; Date: Mon, 14 Feb 2005 12:56:39 -0800; Try tuning the 15 meter input slug of the amp to where the vswr is nearer 1:1. You may need to do this into a dummy load at low power from the transmitter to give you the time to make correct adjustm; /archives//html/Amps/2005-02/msg00498.html (7,937 bytes)

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