Tubes Asylum Questions about tubes and gear that glows. FAQ |
|
In Reply to: RE: 12au7 and 12ax7 suggestions posted by Lew on March 22, 2016 at 08:46:39:
Have used some Japanese made, Raytheon labeled 12FQ7. Very nice tubes. IIRC, the heater line would need slight change (pin 9?) --- to use the 12FQ7 in a circuit designed for the 12AU7 (parallel pins 4&5 and 9).
This post is made possible by the generous support of people like you and our sponsors:
Follow Ups
- 12FQ7 - FenderLover 16:22:41 03/22/16 (1)
- RE: 12FQ7 - Lew 12:04:03 03/23/16 (0)