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Philco 60 code 121 IF's
#8

Align the IF @ 460kc by connecting a signal (460kc) to the grid cap of the 6A7. Does this improve the sensitivity?

Generally if you don't have any high resistances your good. If something was 100K then that would indicate a problem. Can you verify if the oscillator is running?

When my pals were reading comic books
I was down in the basement in my dad's
workshop. Perusing his Sam's Photofoacts
Vol 1-50 admiring the old set and trying to
figure out what all those squiggly meant.
Circa 1966
Now I think I've got!

Terry


Messages In This Thread
Philco 60 code 121 IF's - by Jimradio - 03-14-2024, 06:43 PM
RE: Philco 60 code 121 IF's - by MrFixr55 - 03-15-2024, 09:16 AM
RE: Philco 60 code 121 IF's - by Jimradio - 03-15-2024, 01:19 PM
RE: Philco 60 code 121 IF's - by Jimradio - 03-19-2024, 06:43 AM
RE: Philco 60 code 121 IF's - by RodB - 03-19-2024, 09:19 AM
RE: Philco 60 code 121 IF's - by Jimradio - 03-19-2024, 12:56 PM
RE: Philco 60 code 121 IF's - by Jimradio - 03-19-2024, 02:32 PM
RE: Philco 60 code 121 IF's - by Radioroslyn - 03-19-2024, 04:29 PM
RE: Philco 60 code 121 IF's - by Jimradio - 03-19-2024, 06:27 PM
RE: Philco 60 code 121 IF's - by Radioroslyn - 03-20-2024, 05:27 AM
RE: Philco 60 code 121 IF's - by Jimradio - 03-20-2024, 08:58 AM
RE: Philco 60 code 121 IF's - by radiorich - 03-21-2024, 08:09 AM
RE: Philco 60 code 121 IF's - by Jimradio - 03-21-2024, 10:46 AM
RE: Philco 60 code 121 IF's - by klondike98 - 03-21-2024, 11:04 AM
RE: Philco 60 code 121 IF's - by Radioroslyn - 03-21-2024, 07:51 PM
RE: Philco 60 code 121 IF's - by Jimradio - 03-22-2024, 06:57 AM
RE: Philco 60 code 121 IF's - by radiorich - 03-22-2024, 07:17 AM
RE: Philco 60 code 121 IF's - by Jimradio - 03-22-2024, 10:19 AM
RE: Philco 60 code 121 IF's - by Radioroslyn - 03-22-2024, 11:55 AM
RE: Philco 60 code 121 IF's - by Jimradio - 03-29-2024, 06:48 AM
RE: Philco 60 code 121 IF's - by RodB - 03-29-2024, 09:36 AM
RE: Philco 60 code 121 IF's - by Jimradio - 03-29-2024, 02:09 PM
RE: Philco 60 code 121 IF's - by Jimradio - 03-30-2024, 02:54 PM
RE: Philco 60 code 121 IF's - by Jimradio - 04-04-2024, 08:47 AM



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