Vintage Quad 33 Preamp & 303 Power Amp - Service & Bench Testing

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Products Featured in This Video
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00:00 Introduction
01:06 Initial Inspection of the 303 Amplifier
06:17 120/240 Input Voltage Verification on the 303
12:59 Initial Bench Testing of the 303
15:40 Diagnosing the Ailing Left Channel
21:38 Preventative Maintenance
30:56 Initial Inspection of the 33 Preamp
40:41 Final Adjustments on the 303
48:49 Bench Testing the 303 After Repairs & Adjustments
50:42 DC Balance Final Tweaks
53:21 Balance Issues in the 33 Volume Control
57:52 Conclusion