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Opening up a Badger "Downbeat Lead" 30W Guitar Amplifier

Opening up a Badger “Downbeat Lead” 30W Guitar Amplifier

Opening up a Johnson Blueline 50R

Opening up a Johnson Blueline 50R

This arrived to me with a broken volume potentiometer (the board itself cracked which is a common problem for amplifiers with potentiometers that are PCB mounted directly and then suffer an impacted on the shaft), as well as an intermittent fault with the overdrive channel. After replacing the potentiometer with a modern Alpha one with […]