To: | "'Jim Thomson'" <jim.thom@telus.net>, <amps@contesting.com> |
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Subject: | Re: [Amps] SB-220 HV Transformer Wanted ; thread stolen for |
From: | <dj7ww@t-online.de> |
Reply-to: | peter.voelpel@t-online.de |
Date: | Fri, 1 Nov 2019 19:54:21 +0100 |
List-post: | <mailto:amps@contesting.com> |
No Jim, A PP RF amplifier does not need LP filters if using pi-net output circuitry. And a GG amplifier running class B does not generate key clicks, my main amp is running zero bias class B for more then 40 years in CW and SSB. 73 Peter -----Original Message----- From: Amps [mailto:amps-bounces@contesting.com] On Behalf Of Jim Thomson ## GG triodes cant be used In class B on CW.... u will get key clix. A simple PI net will kill even and odd harmonics. Typ P-P Ham xcvr requires 7 x LP filters to kill even + odd harmonics. GG triode does not require a LP filter.....none. _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
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