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Philco 645 Hum-m-m-m
#19

Got it. The only thing I need to do before returning it to the cabinet is to do the alignment one more time. C59 remains at 12uF, C58 is increased to 14 or 16uF, and the hum is gone.

Field coil was actually 460 Ohms the last time I checked.


Messages In This Thread
Philco 645 Hum-m-m-m - by Winky Dink - 04-07-2014, 07:21 PM
RE: Philco 645 Hum-m-m-m - by gregb - 04-07-2014, 07:24 PM
RE: Philco 645 Hum-m-m-m - by Warren - 04-07-2014, 08:05 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-07-2014, 08:23 PM
RE: Philco 645 Hum-m-m-m - by Ron Ramirez - 04-08-2014, 04:31 AM
RE: Philco 645 Hum-m-m-m - by morzh - 04-08-2014, 09:10 AM
RE: Philco 645 Hum-m-m-m - by PAradiogeek - 04-08-2014, 10:16 AM
RE: Philco 645 Hum-m-m-m - by TA Forbes - 04-08-2014, 12:26 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-08-2014, 11:54 PM
RE: Philco 645 Hum-m-m-m - by TA Forbes - 04-09-2014, 09:58 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-09-2014, 12:45 PM
RE: Philco 645 Hum-m-m Fixed? - by Winky Dink - 04-12-2014, 09:43 AM
RE: Philco 645 Hum-m-m-m - by Steve Davis - 04-12-2014, 10:36 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-12-2014, 10:57 AM
RE: Philco 645 Hum-m-m-m - by TA Forbes - 04-12-2014, 11:04 AM
RE: Philco 645 Hum-m-m-m - by BrendaAnnD - 04-12-2014, 03:18 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-13-2014, 04:14 AM
RE: Philco 645 Hum-m-m-m - by morzh - 04-13-2014, 08:28 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-14-2014, 12:29 AM
RE: Philco 645 Hum-m-m-m - by morzh - 04-14-2014, 07:23 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-16-2014, 03:28 AM
RE: Philco 645 Hum-m-m-m - by morzh - 04-16-2014, 09:30 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-16-2014, 03:24 PM
RE: Philco 645 Hum-m-m-m - by TA Forbes - 04-16-2014, 03:43 PM
RE: Philco 645 Hum-m-m-m - by morzh - 04-16-2014, 04:05 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-17-2014, 03:54 AM
RE: Philco 645 Hum-m-m-m - by morzh - 04-17-2014, 07:54 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 04-18-2014, 12:08 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 07-02-2014, 10:20 PM
RE: Philco 645 Hum-m-m-m - by Arran - 07-02-2014, 11:21 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 07-03-2014, 12:53 AM
RE: Philco 645 Hum-m-m-m - by morzh - 07-03-2014, 08:45 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 07-03-2014, 11:37 PM
RE: Philco 645 Hum-m-m-m - by morzh - 07-05-2014, 10:09 PM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 07-06-2014, 12:57 AM
RE: Philco 645 Hum-m-m-m - by morzh - 07-06-2014, 07:58 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 07-06-2014, 08:30 AM
RE: Philco 645 Hum-m-m-m - by morzh - 07-06-2014, 09:16 AM
RE: Philco 645 Hum-m-m-m - by Winky Dink - 07-07-2014, 07:04 PM



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