Search found 2 matches
- Thu Oct 25, 2012 10:01 pm
- Forum: Technical Discussion
- Topic: Supro "Thunder Bolt"
- Replies: 3
- Views: 975
Re: Supro "Thunder Bolt"
OK, went back to check my work. Everything is correct. Noise was gone after cleaning pots and cap job. Noise as in crackling and scratchy. As for voltages; at nodes, B+ 397v, to screens, 388v, to voltage divider, 342v. V1 pin1, 235v, cathode, 2.1v. V2 pin1, 206v, cathode pin3, 1.8v, pin6 167v, catho...
- Wed Oct 24, 2012 8:54 pm
- Forum: Technical Discussion
- Topic: Supro "Thunder Bolt"
- Replies: 3
- Views: 975
Supro "Thunder Bolt"
Hoping someone can help me out. I have a Supro Thunder Bolt that got a little noisy. Cleaned the pots, while it was open, I noticed 20uf cap was leaking so I replaced all filter caps. Voltages are within 2volts of schematic, but I lost a tremendous amount of volume. Any thoughts?