06-13-2007, 09:31 PM
That wire from the speaker output is intended to be an output meter test point used during alignment, as shown in the service bulletin. You're right, it goes "nowhere" on purpose. A few other 1942 Philco models have this feature.
Chuck Schwark,
The Philco Repair Bench
[Image: http://www.philcorepairbench.com/images/philog3tiny.gif]
http://www.philcorepairbench.com