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Patrick Kauffman Electronics
Kauffman Amplifiers - Patrick Kauffman Electronics
Patrick Kauffman Electronics — Classes
Interview with Tube Amp Specialist Pat Kauffman - YouTube
Patrick Kauffman Electronics - YouTube
Good Interview with Pat Kauffman, Brooklyn Tube Amp Tech and …
Patrick Kauffman (@patkauffmanelectronics) - Instagram
Finishing up a restoration on this 1959 Fisher 300 stereo power amp ...
Patrick Kauffman (@patkauffmanelectronics) on Threads
The Hardest-Working Affordable Vintage Guitar Amps - Premier Guitar