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48-472-122 FM issue
EdHolland
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#7

02-20-2019, 01:47 PM
Check the feed to and from R402, the 1000 ohm resistor. This is where the DC supply for the12AU6 comes from, and it seems that your problems lie there, and your RF stage for FM isn't operating for lack of power.
I don't hold with furniture that talks.
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Messages In This Thread
48-472-122 FM issue - by Eric Adams - 02-14-2019, 03:25 PM
RE: 48-472-122 FM issue - by PhilcoMike - 02-14-2019, 03:47 PM
RE: 48-472-122 FM issue - by Eric Adams - 02-14-2019, 03:54 PM
RE: 48-472-122 FM issue - by PhilcoMike - 02-15-2019, 03:50 PM
RE: 48-472-122 FM issue - by Radioroslyn - 02-15-2019, 07:18 PM
RE: 48-472-122 FM issue - by Eric Adams - 02-20-2019, 10:32 AM
RE: 48-472-122 FM issue - by EdHolland - 02-20-2019, 01:47 PM



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