Philco 66B restoration

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Philco 66B restoration

Ron Ramirez
Silent Key

Posts: 13,776
Threads: 580
Joined: Sep 2005
City: Ferdinand State, Province, Country: Indiana

#33

10-26-2018, 07:30 PM

> It would seem much simpler just feed it from b+ that is over by the output stage.

I tried that once some years ago in a 66, and the set hummed until I redid it correctly with a choke, following the factory schematic. As I recall the original choke was bad but I found one in a junk Philco, either another 66 or possibly a 45, and it took care of the hum.

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Ron Ramirez
Ferdinand IN

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Philco 66B restoration - by klondike98 - 09-24-2018, 07:08 PM

RE: Philco 66B restoration - by morzh - 09-24-2018, 07:15 PM

RE: Philco 66B restoration - by klondike98 - 09-24-2018, 07:24 PM

RE: Philco 66B restoration - by Arran - 09-25-2018, 04:18 AM

RE: Philco 66B restoration - by morzh - 09-25-2018, 07:51 AM

RE: Philco 66B restoration - by klondike98 - 09-25-2018, 05:49 PM

RE: Philco 66B restoration - by morzh - 09-25-2018, 07:15 PM

RE: Philco 66B restoration - by klondike98 - 09-26-2018, 09:17 AM

RE: Philco 66B restoration - by morzh - 09-26-2018, 11:47 AM

RE: Philco 66B restoration - by klondike98 - 09-27-2018, 12:21 PM

RE: Philco 66B restoration - by morzh - 09-27-2018, 03:22 PM

RE: Philco 66B restoration - by klondike98 - 09-27-2018, 07:46 PM

RE: Philco 66B restoration - by Ron Ramirez - 09-27-2018, 07:59 PM

RE: Philco 66B restoration - by klondike98 - 09-27-2018, 08:09 PM

RE: Philco 66B restoration - by morzh - 09-27-2018, 10:08 PM

RE: Philco 66B restoration - by klondike98 - 09-27-2018, 10:42 PM

RE: Philco 66B restoration - by klondike98 - 09-28-2018, 02:30 PM

RE: Philco 66B restoration - by morzh - 09-28-2018, 02:38 PM

RE: Philco 66B restoration - by Radioroslyn - 09-28-2018, 05:23 PM

RE: Philco 66B restoration - by klondike98 - 09-29-2018, 10:06 PM

RE: Philco 66B restoration - by OldRestorer - 10-02-2018, 08:59 AM

RE: Philco 66B restoration - by klondike98 - 10-06-2018, 04:30 PM

RE: Philco 66B restoration - by klondike98 - 10-10-2018, 09:06 PM

RE: Philco 66B restoration - by Nathan Slingerland - 10-10-2018, 09:26 PM

RE: Philco 66B restoration - by klondike98 - 10-14-2018, 07:08 PM

RE: Philco 66B restoration - by Steve Davis - 10-14-2018, 08:46 PM

RE: Philco 66B restoration - by klondike98 - 10-14-2018, 11:24 PM

RE: Philco 66B restoration - by klondike98 - 10-20-2018, 07:16 PM

RE: Philco 66B restoration - by klondike98 - 10-26-2018, 03:14 PM

RE: Philco 66B restoration - by Ron Ramirez - 10-26-2018, 03:26 PM

RE: Philco 66B restoration - by klondike98 - 10-26-2018, 04:07 PM

RE: Philco 66B restoration - by Radioroslyn - 10-26-2018, 04:51 PM

RE: Philco 66B restoration - by Ron Ramirez - 10-26-2018, 07:30 PM

RE: Philco 66B restoration - by klondike98 - 11-01-2018, 07:38 PM

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