Valve Amplifier Study 023: Quad Control 22 Pre-Amplifier (EF86, ECC83 each channel)

This is our video number 23 from the 30 produced in total which covered over 8 hours video time with audio repair technician Phil Moss.

Please help support what we do by subscribing to our youtube channel and visiting our website vintageaudioworkshop.com to make a donation via the paypal function at the top of the home page. This would help towards future productions. We’ll be returning to the Quad amplifiers in greater depth when we cover basic audio electronics theory in the near future.

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Vintage Audio Workshop