1935 GE Model A-53 AM/SW Tombstone Radio

[vortalexfan]

Originally Posted by old_coot88

Sounds like there might be a 'floating grid' condition with the 6A8. That's when the DC path to the control grid is open (like an open in the RF coil or bandswitch). What resistance do you measure from the grid cap to ground?

(Since there's no AVC bus, the coil ties directly to ground according to the schematic.)

Its 5.5 Ohms from the 6A8 Grid Cap to chassis ground.

Is that what its supposed to measure, or do I have the aforementioned "floating grid" issue you spoke of?