McIntosh MC 2105 Restoration P2: Let’s Recap The Power Supply

In this video, we’ll recap the power supply. Recapping simply means replacing the old capacitors. Often, recapping is seen as the be-all and end-all solution to fixing any vintage audio ailment. And, as a consequence, capacitors are often replaced for no good reason. In the case of antique power supply electrolytic capacitors, though, it really is a no-brainer to just replace them. They’re a common failure point and are usually responsible for the annoying hum you often hear in old equipment. To learn more about how power supply filter capacitors work, please see my antique radio restoration series, particularly the video entitled, “Capacitors, What, Why, How?”    • Capacitors: What, Why, How?  

#electronicsrepair #stereo #stereorepair #amplifier #mcintosh