In Reply to: Hum pot in DHT preamp ??? posted by lampa on October 31, 2001 at 20:00:38:
Joe,those wirewound him puts don't change their resistance as
smoothly as a 'regular' pot, when turned. That's ok in a
power amo, but further upstream in a preamp, that makes those
noises.If your DC filament supply is well filtered, you don't need
aa hum pot anyways. I never understodd, why people put
pots accross their DC powered filaments.Thomas
This post is made possible by the generous support of people like you and our sponsors:
Follow Ups
- Re: Hum pot in DHT preamp ??? - Thomas Mayer 02:15:20 11/01/01 (15)
- Re: Hum pot in DHT preamp ??? - Paul Barker 10:44:23 11/01/01 (0)
- Re: Hum pot in DHT preamp ??? - dave slagle 06:55:55 11/01/01 (13)
- Re: Hum pot in DHT preamp ??? - Thomas Mayer 07:06:29 11/01/01 (12)
- Re: Hum pot in DHT preamp ??? - dave slagle 07:26:34 11/01/01 (11)
- Re: Hum pot in DHT preamp ??? - Thomas Mayer 07:45:25 11/01/01 (10)
- Re: Hum pot in DHT preamp ??? - dave slagle 09:35:52 11/01/01 (9)
- Re: Hum pot in DHT preamp ??? - Thomas Mayer 09:49:48 11/01/01 (8)
- Re: Hum pot in DHT preamp ??? - dave slagle 14:09:25 11/01/01 (7)
- Re: Hum pot in DHT preamp ??? - Thomas Mayer 17:25:18 11/01/01 (6)
- Re: Hum pot in DHT preamp ??? - dave slagle 08:44:35 11/02/01 (5)
- Re: Hum pot in DHT preamp ??? - Thomas Mayer 12:24:45 11/03/01 (1)
- Re: Hum pot in DHT preamp ??? - dave slagle 07:37:03 11/06/01 (0)
- Re: Hum pot in DHT preamp ??? - larry moore 10:03:58 11/02/01 (2)
- Re: Hum pot in DHT preamp ??? - Thomas Mayer 12:21:44 11/03/01 (1)
- Inspiration - J Epstein 13:09:24 11/03/01 (0)