Tubes Asylum Questions about tubes and gear that glows. FAQ |
|
In Reply to: tube bass pre amp posted by kylealers@gmail.com on July 21, 2015 at 00:46:41:
Channel 1 will have inverted phase
compared with the other channels.The only option is the common cathode.
Drawing is the closest I could find.
Basically a cathode follower
driving a grounded grid.
Volume pot from input to Pin 7
Short cathodes (No Bypass Caps !!!)
(Need AC signal there to drive 2nd stage)
1uFd cap from Pin 6 to ground
(Provides DC voltage for CF and
keeps the same operating point)
Ground Pin 3DanL
Edits: 07/22/15 07/22/15
This post is made possible by the generous support of people like you and our sponsors:
Follow Ups
- OOPS I forgot something ... - danlaudionut 19:40:57 07/22/15 (5)
- RE: OOPS I forgot something ... - kylealers@gmail.com 23:15:12 07/22/15 (4)
- RE: OOPS I forgot something ... - FenderLover 23:59:57 07/22/15 (3)
- RE: OOPS I forgot something ... - kylealers@gmail.com 01:02:22 07/23/15 (2)
- Don't even worry about it. - FenderLover 03:55:20 07/23/15 (1)
- RE: Don't even worry about it. - kylealers@gmail.com 07:59:18 07/23/15 (0)