Newbie's First Questions RCA TS 721 Restoration

[Yamamaya42]

Originally Posted by Chris K

OK...more idiot me on display...my Knight's lowest output frequency is about 160 kilocycles...out of audible range. Is there something else I can do???

as was mentioned before, you should be able to crank it up and touch the center terminal of the volume cont with a screwdriver while touching the metal shaft and hear the telltale 60 cycle hum, like touching the unconnected end of an audio cable.


https://www.youtube.com/watch?v=r-WCPDdn9mk
My FADA in action!