- 1. [AMPS] 812A (score: 1)
- Author: Peter_Chadwick@mitel.com (Peter Chadwick)
- Date: Fri, 6 Nov 1998 16:50:38 -0000
- I see Svetlana are advertising their 812A for linear service. Doubtless someone will correct me if I'm wrong, but it doesn't look to me as being a particularly good choice of tube for GG service as a
- /archives//html/Amps/1998-11/msg00095.html (7,265 bytes)
- 2. [AMPS] 812A (score: 1)
- Author: km1h@juno.com (km1h@juno.com)
- Date: Fri, 6 Nov 1998 12:44:32 -0500
- With an amp factor of 29 it will certainly be a bit harder to drive. My old RCA manual lists a 270V peak grid voltage plus a bias requirement of -48V in Class B audio service. Not my choice of tubes
- /archives//html/Amps/1998-11/msg00098.html (8,526 bytes)
- 3. [AMPS] 812A (score: 1)
- Author: measures@vc.net (Rich Measures)
- Date: Fri, 6 Nov 1998 09:48:10 -0800
- Quite true, Peter, medium Mu triodes are next worthless for G-G - the reason being that it takes too much cathode driving voltage. . Rich. Measures. Web site: www.vcnet.com/measures -- FAQ on WWW: h
- /archives//html/Amps/1998-11/msg00099.html (7,144 bytes)
- 4. [AMPS] 812A (score: 1)
- Author: grimm@lynchburg.net (Kenneth D. Grimm)
- Date: Fri, 06 Nov 1998 13:14:01 -0500
- If my memory serves me here, this tube was normally used in audio service as a modulator with the 811A as the RF fire bottle. 73, -- Ken K4XL grimm@lynchburg.net BoatAnchor Manual Archive - ftp://ba
- /archives//html/Amps/1998-11/msg00100.html (7,506 bytes)
- 5. [AMPS] 812A (score: 1)
- Author: zeitler@ibm.net (zeitler@ibm.net)
- Date: Fri, 6 Nov 1998 17:29:33 -0800
- a Which means an AL-812A is on the horizon!!!!! Lane Km3G . -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com
- /archives//html/Amps/1998-11/msg00106.html (7,834 bytes)
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