Otay…
On the Twin If the Tremolo (Leo needed a dictionary)/ reverb channel doesn’t work
ie no sound, check the 2nd and 4 th pre amp tubes. Those are the t/r ch preamp and reverb recovery tube all the signal on that channel pass through both.
You know the 1st preamp tube works and the phase inverter, and power tubes work.
MM
Amp Problems
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- metalmariachi
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Re: Amp Problems
金属マリアッチ
MARIATCHIMETARU
"First we have to make you pretty"
MARIATCHIMETARU
"First we have to make you pretty"
- adrianlee
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Re: Amp Problems
metalmariachi wrote:Otay…
On the Twin If the Tremolo (Leo needed a dictionary)/ reverb channel doesn’t work
ie no sound, check the 2nd and 4 th pre amp tubes. Those are the t/r ch preamp and reverb recovery tube all the signal on that channel pass through both.
You know the 1st preamp tube works and the phase inverter, and power tubes work.
MM
Buying pre amp tubes tomorrow and changing them all out!
- Wizard
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Re: Amp Problems
please dont get ruby tubes.
i like NOS GE/Sylvania/RCA for all my various fender needs. because to be honest, nothing is going to sound better than vintage NOS USA made tubes in a vintage USA made amp.
one of my buddies helped design the fender 400 based off of the 6550's it uses, and he said it was GE or bust.
currently i've got a quad of sylvania's powered by RCA pre tubes. my RCA quad died.
it sounds like the best thing ever.

i like NOS GE/Sylvania/RCA for all my various fender needs. because to be honest, nothing is going to sound better than vintage NOS USA made tubes in a vintage USA made amp.
one of my buddies helped design the fender 400 based off of the 6550's it uses, and he said it was GE or bust.
currently i've got a quad of sylvania's powered by RCA pre tubes. my RCA quad died.
it sounds like the best thing ever.
I've got a fuzzbox and i'm not afraid to use it
jrmy wrote:And unlike the rest of the country, we recognize Sarcasm as a crucial building block of spoken language. Kind of like umami in cooking.
- adrianlee
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Re: Amp Problems
Wizard wrote:please dont get ruby tubes.
i like NOS GE/Sylvania/RCA for all my various fender needs. because to be honest, nothing is going to sound better than vintage NOS USA made tubes in a vintage USA made amp.
one of my buddies helped design the fender 400 based off of the 6550's it uses, and he said it was GE or bust.
currently i've got a quad of sylvania's powered by RCA pre tubes. my RCA quad died.
it sounds like the best thing ever.
Some more very good info!
- adrianlee
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Re: Amp Problems
It was the 5th preamp tube.....?
Problem fixed, though. And for only 20 bucks?
Beers on me tonight!
Problem fixed, though. And for only 20 bucks?
Beers on me tonight!
- aussy
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Re: Amp Problems
send me your emperor 2x12 so I can combine it with mine to make a 4x12...
for fixing the problem yourself, imagine how many guitarists would have taken it to a tech to be ripped off for <10 minutes of work due to minimum bench fees
- adrianlee
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Re: Amp Problems
I will soon have another 2x12--gotta save up enough dough. Gonna run stereo, it'll be sweet.
Yeah, my tech isn't bad, $20/hour....So, I saved myself roughly $20 bucks.
Yeah, my tech isn't bad, $20/hour....So, I saved myself roughly $20 bucks.
- retinal orbita
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Re: Amp Problems
adrianlee wrote:It was the 5th preamp tube.....?
Problem fixed, though. And for only 20 bucks?
Beers on me tonight!
Solve your friends amplifier next!!
- adrianlee
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Re: Amp Problems
Solve your friends amplifier next!![/quote]
Confused.
Confused.

- adrianlee
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Re: Amp Problems
Forgot to mention...
Had a full practice tonight with the twin. She was perfect.
Thank you guys!
Had a full practice tonight with the twin. She was perfect.
Thank you guys!
