Philco 77 volume control

Thread Rating:

0 Vote(s) - 0 Average
1
2
3
4
5

Linear Mode

Philco 77 volume control

Radioroslyn
Phorum Expert

Posts: 7,285
Threads: 268
Joined: Dec 2009
City: Roslyn Pa

#13

05-01-2012, 08:19 PM

Another solution to your problem would be to change the manual gain control (the dual pot) to AVC (automatic volume control) This you would only need a single pot of 250K to a meg ohm along with a few resistors, couple of caps, and a diode like a 1N34.
Terry

Find

« Next Oldest | Next Newest »

Messages In This Thread

Philco 77 volume control - by kenlew0405 - 04-21-2012, 10:55 PM

RE: Philco 77 volume control - by murf - 04-21-2012, 11:14 PM

RE: Philco 77 volume control - by kenlew0405 - 04-22-2012, 12:04 AM

RE: Philco 77 volume control - by 7estatdef - 04-23-2012, 10:25 PM

RE: Philco 77 volume control - by 7estatdef - 04-29-2012, 07:50 PM

RE: Philco 77 volume control - by kenlew0405 - 05-01-2012, 02:32 PM

RE: Philco 77 volume control - by morzh - 05-01-2012, 04:05 PM

RE: Philco 77 volume control - by Ron Ramirez - 05-01-2012, 05:02 PM

RE: Philco 77 volume control - by morzh - 05-01-2012, 05:41 PM

RE: Philco 77 volume control - by kenlew0405 - 05-01-2012, 05:59 PM

RE: Philco 77 volume control - by morzh - 05-01-2012, 06:07 PM

RE: Philco 77 volume control - by kenlew0405 - 05-02-2012, 08:16 AM

RE: Philco 77 volume control - by morzh - 05-01-2012, 06:33 PM

RE: Philco 77 volume control - by kenlew0405 - 05-02-2012, 08:15 AM

RE: Philco 77 volume control - by 7estatdef - 05-01-2012, 08:19 PM

RE: Philco 77 volume control - by Ron Ramirez - 05-02-2012, 08:25 AM

RE: Philco 77 volume control - by morzh - 05-02-2012, 08:57 AM

RE: Philco 77 volume control - by Ron Ramirez - 05-02-2012, 09:04 AM

RE: Philco 77 volume control - by kenlew0405 - 05-02-2012, 04:05 PM

RE: Philco 77 volume control - by morzh - 05-02-2012, 04:45 PM

RE: Philco 77 volume control - by kenlew0405 - 05-16-2012, 03:51 PM

View a Printable Version

Users browsing this thread: 2 Guest(s)

Recent Posts
1930s Stromberg-Carlson Tombstone Radio need help identifying model number
Hi Cap'n Clock, Unfortunately, I do not have this radio. This is a shame because this should be a good performer. 2A5...MrFixr55 — 06:48 AM
American Bosch Model 802 auto radio
I think it would come under either American Bosch or United American Bosch. American Bosch made sets for the American We...Arran — 05:53 AM
trying to identify this wire type
Thanks to all for the feedback. As Arran said, it is probably an older replacement and yes it has a grid cap so I will ...georgetownjohn — 09:32 PM
trying to identify this wire type
It's possible that the red wire, actually a grid cap lead, is a very old replacement, I can't remember seeing a pre 1939...Arran — 09:18 PM
Gilfillan Brothers Car Radio?
Hi everyone, Special thanks to Joe Rossi for tracking down this obscure radio and thanks to others who took up the hun...Antipodal — 08:15 PM
trying to identify this wire type
Here's one source for your wire of many. Take care and BE HEALTHY! Gary P.S. Can't get the right color you need? I ...GarySP — 06:40 PM
trying to identify this wire type
...and modern wire of the appropriate gauges and insulation V-rating (300V minimum, usually shown right on the wire) is ...morzh — 05:47 PM
1930s Stromberg-Carlson Tombstone Radio need help identifying model number
I have a question about this radio, is there anyone that has access to this radio that has an intact unmolested speaker ...captainclock1988 — 04:28 PM
1930s Stromberg-Carlson Tombstone Radio need help identifying model number
Well what makes me confuse all of those companies is that all three of those companies (Setchell-Carlson, Stromberg-Carl...captainclock1988 — 04:21 PM
trying to identify this wire type
The red wire is rubber covered wire. The others are cotton braid over rubber often in colors or a tracer, also strand...Chas — 02:43 PM

Who's Online
There are currently no members online.

Login
Username:
Password:	Lost Password?
	Remember me