In Reply to: Graaf Gm 20 parts upgrade posted by Analogtheo on May 21, 2006 at 11:24:10:
...try the Jensen copperfoils and replace the 2 coupling caps. My Antique Sound Lab dealer says once you hear them, you'll never use plastic-film caps again. I remain unconvinced and use SoniCap Platinums and Cardas Golden Ratios in my Hurricanes.Many have written about musical- or warm-sounding resistors; Search for those threads.
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Follow Ups
- 'Warmth' is the business of speaker systems, IMO, but if you want your electronics colored that way... - jeffreybehr 14:29:39 05/21/06 (15)
- Re: 'Warmth' is the business of speaker systems, IMO, but if you want your electronics colored that way... - Analogtheo 15:42:46 05/21/06 (14)
- The coupling caps I see are in about the middle of the diagram, just above and below center. - jeffreybehr 20:05:45 05/21/06 (13)
- Re: The coupling caps I see are in about the middle of the diagram, just above and below center. - Analogtheo 02:55:35 05/22/06 (12)
- They sure look to me as if they're in the signal path, connecting the 2 pentodes on the left... - jeffreybehr 09:14:24 05/22/06 (11)
- I agree with Jeff - Lew 10:01:03 05/22/06 (8)
- Thanx Lew (nt) - Analogtheo 00:19:47 05/23/06 (0)
- Re: I agree with Jeff - Analogtheo 13:10:10 05/22/06 (6)
- Re: I agree with Jeff - Ralph 16:01:57 05/22/06 (5)
- Re: I agree with Jeff - Analogtheo 00:18:24 05/23/06 (4)
- Re: I agree with Jeff; I think... - Lew 07:20:22 05/23/06 (3)
- Re: I agree with Jeff; I think... - Analogtheo 07:57:47 05/23/06 (2)
- Re: 6922/6DJ8 etc., - Ralph 09:13:19 05/23/06 (1)
- Re: 6922/6DJ8 etc., - Analogtheo 13:17:00 05/23/06 (0)
- Re: They sure look to me as if they're in the signal path, connecting the 2 pentodes on the left... - Analogtheo 09:32:38 05/22/06 (1)
- Re: They sure look to me as if they're in the signal path, connecting the 2 pentodes on the left... - Frank 21:25:42 05/22/06 (0)