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Posted by Brian C. (A) on May 11, 2008 at 06:50:14

Has anybody had good results with this biasing method in the first-stage of a MM phono pre-amp. Maybe a small value silver-mica in the input sounds better than an electrolytic on the cathode?

Worth trying?
Worth forgetting?


Brian.

• RE: 12AX7A contact-potential biasing - Eli Duttman 07:10:29 05/11/08 (12)
  • RE: 12AX7A contact-potential biasing - Brian C. 08:48:34 05/11/08 (11)
    • RE: 12AX7A contact-potential biasing - TimFox 13:10:54 05/11/08 (5)
      • RE: 12AX7A contact-potential biasing - Eli Duttman 17:27:58 05/11/08 (4)
        • Because signal voltage is low, - sser2 16:45:53 05/12/08 (0)
        • RE: 12AX7A contact-potential biasing - Brian C. 02:49:11 05/12/08 (2)
          • RE: 12AX7A contact-potential biasing - Eli Duttman 18:00:13 05/12/08 (1)
            • RE: 12AX7A contact-potential biasing - Brian C. 01:58:00 05/13/08 (0)
    • RE: 12AX7A contact-potential biasing - Eli Duttman 09:26:36 05/11/08 (4)
      • RE: 12AX7A contact-potential biasing - Brian C. 09:49:12 05/11/08 (3)
        • Aaargh! - Brian C. 10:04:29 05/11/08 (2)
          • RE: Aaargh! - Jim McShane 10:34:29 05/11/08 (1)
            • Thanks Jim - Brian C. 02:44:11 05/12/08 (0)

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