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38-690 Missing amp and 14" woofer
peteivan
Junior Member
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Posts: 13
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Joined: Oct 2012
City: Romulus, MI
#5

10-31-2012, 09:16 PM
The 38-116 speaker to replace the 38-690 woofer is a good suggestion. The extra control transformer windings could supply the field coil current. A voltage doubler circuit could be used if necessary, and the 25 and 35VAC windings on the jukebox chassis could be placed in series.
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38-690 Missing amp and 14" woofer - by peteivan - 10-31-2012, 02:01 PM
RE: 38-690 Missing amp and 14" woofer - by peteivan - 10-31-2012, 09:16 PM
RE: 38-690 Missing amp and 14" woofer - by Arran - 10-31-2012, 10:27 PM



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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration