Can't seem to find a diagram for this GE model J83. Not under GE and don't see it under RCA. Can anyone tell me where to look for a schematic?

Cross index says RCA R-73 See if this is the match for your radio.

http://www.nostalgiaair.org/Resources/710/M0015710.htm

:Cross index says RCA R-73 See if this is the match for your radio.
:
:http://www.nostalgiaair.org/Resources/710/M0015710.htm
:
:
Thanks,that looks like mine. Where do you get the cross index?

At the bottom of this page.

http://www.theoldradiofixerupperguy.com/Radio_schematic_downloads.htm