07-14-2025, 07:42 AM
I know this thread is several months old, but it sounds like you are describing a 1942 model 6-R-687
https://www.radiomuseum.org/r/zenith_6r687_ch6b06.html
-Steve
https://www.radiomuseum.org/r/zenith_6r687_ch6b06.html
-Steve




