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Total 3 documents matching your query.

1. [AMPS] LK500ZB (score: 1): Author: w1rqbrad@mdc.net (brad roope); Date: Wed, 6 May 1998 07:11:32 -0400; THE AMPLIFIER FOR SALE IS AN AMP SUPPLY LK500ZB. I HAVE TESTED IT OUT SND IT PUTS OUT IN EXCESS OF 1500 WATTS ON 20 METERS. THE FRONT PANEL IS A #9. OVERALL IT IS IN GOOD TO VERY GOOD CONDITION. ANY; /archives//html/Amps/1998-05/msg00066.html (6,632 bytes)
2. [Amps] LK500ZB (score: 1): Author: "Paul Kraemer" <elespe@lisco.com>; Date: Thu, 4 Jun 2015 20:55:06 -0500; Is it typical for the output to drop from 750w on 80, 40, 20m to 650w on 15m and 550w on 10m? That is with about 50w of drive. The input swr is 1.1 to 1. Grid current remains about 150ma or a little; /archives//html/Amps/2015-06/msg00002.html (6,350 bytes)
3. Re: [Amps] LK500ZB (score: 1): Author: "Hardy Landskov" <n7rt@cox.net>; Date: Thu, 4 Jun 2015 20:18:47 -0700; Paul, I have experienced much the same thing in all the amps I have used over the years. When amps are new, they perform pretty much up to mfrs specs. A year or so later they begin to go down hill. 7; /archives//html/Amps/2015-06/msg00003.html (7,174 bytes)

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