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023 Quad Control 22 Pre-Amplifier EF86 - ECC83 Per 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 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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