Assuming that your stereo amp has a mono output configuration. I'm not aware of any that really can do that, at least not regular consumer ones.

So I want to convert my Beatles collection to Mono, as God intended. The stereo "remastered" versions of these songs are nice and clean, but it sounds like a monkey was at the balance slider ...

Learn how to make a stereo to mono audio cable for your headphones using basic electronics. Great for mono output devices or accessibility needs! #AudioDIY #HeadphoneHack #ElectronicsBasics ...