12-24-2005, 10:15 PM
My guess that this "loose" standard was followed, more or less, up to the war. Military contracts may have had a hand in really getting everybody on the same page, as far as electronic construction and manufacturing practices are concerned.
There were different wire color codes for various leaded components already in effect for various types of transformers and speakers, and it's possible that this code took over, or was augmented. Just speculation here....
There were different wire color codes for various leaded components already in effect for various types of transformers and speakers, and it's possible that this code took over, or was augmented. Just speculation here....
Chuck Schwark,
The Philco Repair Bench
[Image: http://www.philcorepairbench.com/images/philog3tiny.gif]
http://www.philcorepairbench.com