10-29-2021, 04:02 PM
I performed a minor surgery on the Philco 20 PP speaker I have so that the field coil is connected to one end of the OT primary rather than the center tap.
[Image: https://live.staticflickr.com/65535/5164...3df9_c.jpg]
Viola - it works. Sounds a little hollow and dull, but it works fine. I'll use it for now until I can get the 90 speaker field coil repaired.
[Image: https://live.staticflickr.com/65535/5163...032d_c.jpg]
[Image: https://live.staticflickr.com/65535/5164...3df9_c.jpg]
Viola - it works. Sounds a little hollow and dull, but it works fine. I'll use it for now until I can get the 90 speaker field coil repaired.
[Image: https://live.staticflickr.com/65535/5163...032d_c.jpg]