![]() ![]() I wouldnt change coupling caps unless they are leaky,especially in a vintage amp.The value of the coupling cap shapes the signal as the it passes thru each stage.Bigger caps,i.e.1mfd will pass more low frequencies and less highs than a. ![]() A tech I spoke with (who does tons of work on old amps) said replacing all caps can rob the amp of its "mojo". For instance, I recently bought a 1966 Fender Pro Reverb that had the filter caps and coupling caps replaced, but the other smaller caps in the tone stack are within spec and original. Filter and coupling caps are the highest risk/greatest impact, but the other smaller caps don't always need to be replaced. Dodger916 wrote:A word on cap jobs: While it's true old, caps do wear out, rob tone and can cause damage if they leak or burst, it's not necessary to replace ALL the caps in an amp. ![]()
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