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Monoprice Stage Right SB20 50 watt tube amp
I agree. I'm referring to copying another production amp circuit but with cheaper components (transformers, caps, pots etc.). I'm in no way implying the amp is junk even with the cheaper components. Just the fact that they don't support repairing their amps by 3rd party techs so their "trade...- sixstringslinger
- Post #58
- Forum: Other Amps
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Monoprice Stage Right SB20 50 watt tube amp
I e-mailed Monoprice tech support for a copy of a schematic or an authorized repair tech and they acted like I was asking for plans for military weapons guidance systems. They've very anti-right to repair. They refused to send me a schematic and would only take it back and give me a credit to...- sixstringslinger
- Post #56
- Forum: Other Amps
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Monoprice Stage Right SB20 50 watt tube amp
I just picked one of these guys up and apparently it's got a known issue that the 100w version (SB100) suffers from too. When switching channels via footswitch, the volume drops and fades in. Has anyone encountered this problem and figured out a fix? Low quality relay? Also, any solution...- sixstringslinger
- Post #54
- Forum: Other Amps
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Does anyone know about mods for the Haze?
Did you ever figure out the values to add a presence control? I have both schematics and they're similar enough circuits that it doesn't look too difficult to add. I just don't know what value resistors to change when adding the presence pot.- sixstringslinger
- Post #72
- Forum: The Workbench
