11-27-2021, 10:35 AM
Yes, the filter caps items 56 and 57. I believe one or both are shorted. I should mention, these are DC not AC. Remove them, plug the speaker back in and recheck the resistance on terminal 4 wire again, I think the reading will go up to the 90K that you had with the speaker unplugged.
Steve
Steve
M R Radios C M Tubes
