03-18-2013, 06:00 PM
That four prong cable is for a battery pack - the PT-63 is a battery-operated portable radio.
http://www.philcoradio.com/gallery/1940b.htm#b
You might want to find something else for your project.
http://www.philcoradio.com/gallery/1940b.htm#b
You might want to find something else for your project.
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Ron Ramirez
Ferdinand IN