Search found 3 matches

by warrenh
Tue Mar 15, 2011 1:14 am
Forum: Technical Discussion
Topic: No sound - no hum - no good - please help
Replies: 7
Views: 1916

Re: No sound - no hum - no good - please help

Thanks all for your replies and help - I will try the probe troubleshooting this weekend if I have time and see if I can figure it out.

Thanks again,
Warren
by warrenh
Mon Mar 14, 2011 12:11 am
Forum: Technical Discussion
Topic: No sound - no hum - no good - please help
Replies: 7
Views: 1916

Re: No sound - no hum - no good - please help

Here is what I have for readings and thanks for your reply. Primary - anode to anode = 89 ohms CT to anode #1 = 40 ohms CT to anode #2 = 48 ohms Secondary - ground to 16 ohm tap = 1 ohm ground to 8 ohm tap = .7 ohm ground to 4 ohm tap = .4 ohm I have no shorts between primary and secondary windings....
by warrenh
Sun Mar 13, 2011 2:05 pm
Forum: Technical Discussion
Topic: No sound - no hum - no good - please help
Replies: 7
Views: 1916

No sound - no hum - no good - please help

I am building a ceriatone 36w EF86 (uses 4 EL84 in power amp) using Shinrock trannies and I am getting no sound - no hum either. Does anyone have a way to check the OT to see if it is defective - I fear the primary leads may have been colored wrong. I had the red wire as center tap on the primary. B...