| To: | <amps@contesting.com> |
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| Subject: | [AMPS] Suppressors, measurements, and acrimonious blather |
| From: | Peter_Chadwick@mitel.com (Peter Chadwick) |
| Date: | Mon, 7 Aug 2000 13:36:24 +0100 |
Phil says; >IMO, anything less than a 15 watt R-supp on anything larger than a 800 watt >dissipation tube is under-engineering for an amp that is going to be used >a lot on 12-10 meters. I'd go along with that - at least, for properly rated amplifiers. The last big production amp I did (as opposed to amateur) was continuous rated for SSB/FSK/AM etc at 400 watts output. I used some solid carbon resistors rated at 15 watts continuous at 125 deg C. About 2 inches long, 3/8 inch diameter. 2 tubes - 2 resistors and suppressor chokes. Can't get 'em now..... I believe some people have use ferrite beads on sweep tubes and 6146s and the like, but I've never found them terribly good. 73 Peter G3RZP -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com |
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