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Philco 60 Antenna Coil
Steve Davis
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Posts: 1,402
Threads: 70
Joined: Oct 2007
City: Linn Creek, MO
#19

10-02-2015, 10:40 PM
Quote: When powered up, I get a loud howl through the speaker.
If you have a howl in the speaker, my first question is, are the tube shields in place and tightly grounded to the chassis? Also, is the grid lead to the 75 tube routed on the inside of the tube shield?
Steve
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Messages In This Thread
Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 01:04 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-02-2015, 01:19 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 01:47 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 03:18 PM
RE: Philco 60 Antenna Coil - by Crist Rigotti - 10-02-2015, 02:54 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 03:24 PM
RE: Philco 60 Antenna Coil - by klondike98 - 10-02-2015, 04:38 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-02-2015, 05:11 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 05:41 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 05:39 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 05:45 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-02-2015, 06:03 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 06:07 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 06:21 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-02-2015, 06:30 PM
RE: Philco 60 Antenna Coil - by klondike98 - 10-02-2015, 06:54 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-02-2015, 07:02 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-02-2015, 07:34 PM
RE: Philco 60 Antenna Coil - by Steve Davis - 10-02-2015, 10:40 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-02-2015, 11:39 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-03-2015, 11:20 AM
RE: Philco 60 Antenna Coil - by klondike98 - 10-03-2015, 12:57 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-03-2015, 01:40 PM
RE: Philco 60 Antenna Coil - by klondike98 - 10-03-2015, 02:43 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-03-2015, 04:35 PM
RE: Philco 60 Antenna Coil - by klondike98 - 10-03-2015, 05:51 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-03-2015, 06:21 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-03-2015, 07:38 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-03-2015, 08:30 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-03-2015, 09:22 PM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-03-2015, 09:31 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-04-2015, 09:01 AM
RE: Philco 60 Antenna Coil - by klondike98 - 10-04-2015, 11:42 AM
RE: Philco 60 Antenna Coil - by Caperodder - 10-04-2015, 11:54 AM
RE: Philco 60 Antenna Coil - by Caperodder - 10-06-2015, 11:41 AM
RE: Philco 60 Antenna Coil - by Crist Rigotti - 10-06-2015, 02:54 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-06-2015, 03:00 PM
RE: Philco 60 Antenna Coil - by Crist Rigotti - 10-06-2015, 09:23 PM
RE: Philco 60 Antenna Coil - by Steve Davis - 10-06-2015, 05:38 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-06-2015, 06:00 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-07-2015, 08:03 AM
RE: Philco 60 Antenna Coil - by Radioroslyn - 10-07-2015, 05:08 PM
RE: Philco 60 Antenna Coil - by Caperodder - 10-10-2015, 10:35 AM
RE: Philco 60 Antenna Coil - by Caperodder - 10-18-2015, 03:58 PM
RE: Philco 60 Antenna Coil - by markmokris - 10-19-2015, 10:02 AM
RE: Philco 60 Antenna Coil - by Caperodder - 10-20-2015, 08:30 AM



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  1. The PHILCO Phorum
  2. Philco Radio Discussions
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