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Do you have a clip of your unit max gain, no boost?
Honestly I cannot even recall where I saw to change to 330k and what that was to achieve any way. Is it a common mod?
Then that’s the issue! I’ll be changing that for 100K ASAP.
I have not. I am going to order them to have on hand. I’m ordering some more 100k resistors as well. Will try that first.
I reflowed the preamp...
Ok so I got home and reflowed the connections on all preamp tubes. Boom. I now have the gain. I am going to clean up topside and make the...
Awesome do these typically come with the screw and lock nut? If not what size do I need? Thanks!
Yeah! I am confident in doing that as I have had to drill rivets before.
Could someone point me in the right direction of some high quality preamp tube sockets for a JCM 800??? Thanks!
The answer is........always discharge. It takes not time at all and makes all the difference in regards to safety!
I have been thinking all night and morning about what it could be and I think I may know a place to start today. The R4 resistor I changes to...
Thanks for all of the advice, guys. I originally got this amp bone stock and like many of us decided I wanted to try one of the many mods we see...