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1. [Amps] QB3-300 Amplifier (score: 1)
Author: Alberto <re349@yahoo.com>
Date: Thu, 28 Oct 2004 04:44:05 -0700 (PDT)
Hello! Recently, i got some spare QB3-300 tubes (equivalent SRS455, 6155, 4-125), so I&acute;m planning a new SSB amplifier using them. I've seen lots of configurations for these tubes in PA operatio
/archives//html/Amps/2004-10/msg00478.html (7,374 bytes)

2. Re: [Amps] QB3-300 Amplifier (score: 1)
Author: Alberto <re349@yahoo.com>
Date: Fri, 29 Oct 2004 02:33:28 -0700 (PDT)
Thanks Alek, Richard and Peter for your answers. Richard, thanks for the notes about high voltage capabilities of these tubes. I'll use a HV supply of 2.500V since this output is available in my shac
/archives//html/Amps/2004-10/msg00495.html (11,121 bytes)


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