“Excellent repair service for tube amps. He figured out what was causing harmonic oscillations on my Bugera 55 by adjusting the output bias. Also swapped out my master volume on my Mesa MK III with the right pot for more linear control of output.” – Bill E
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“David is very knowledgeable, professional, and resourceful. His expertise is matched by his passion for music and quality sound. A+!” – Karen Y.
“Knowledgeable and experienced. Great pricing on amplifier parts and vacuum tubes.” – Misha G.