Philco Serviceman, Feb 1937 - 37-690 Bass Amplification

[Ron Ramirez]

The February 1937 issue of the Philco Serviceman includes an article explaining the bass amplification circuitry of the 37-690. Interesting reading.

This is the entire February 1937 issue, not just the 37-690 article. Enjoy!

Thanks to Chuck Schwark for furnishing this PDF scan. Please note that Adobe Reader or equivalent PDF viewer is required to view this file.

[Tom Hamilton]

Thanks Chuck for making this available. There's some other articles in this issue that are pretty interesting as well. Tom

[w4rtc]

That Chuck is a handy man to have around. I have never asked him a question but he has helped me several times even tho he don't know it. Thanks Chuck
Joe

[Phlogiston]

I sure would like to find one of those "Eyeletting Tools". or even a modern replacemrnt.

[Chuck Schwark]

Thanks guys. I have a lot of these original Philco Serviceman issues
that I need to catalogue and gleen some gems that could be useful here.

Chuck