48-1264 No FM

Welcome Guest! Be sure you know and follow the Phorum Rules before posting. Thank you and Enjoy! (January 12) x

Thread Closed

Thread Rating:

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

Linear Mode

48-1264 No FM

Radioroslyn
Phorum Expert

Posts: 7,301
Threads: 269
Joined: Dec 2009
City: Roslyn Pa

#12

05-24-2016, 12:57 PM

Well I think if you just want to just poke around a bit you could use an AM signal signal generator and a tracer hooked to the plate pin of the sec IF amp tube 7W7. Should work fine with an AM signal till you get to the FM det. So either at the FM bc frequency or at the IF.

Terry

Find

« Next Oldest | Next Newest »

Thread Closed

Messages In This Thread

48-1264 No FM - by RWood - 05-22-2016, 02:16 AM

RE: 48-1264 No FM - by klondike98 - 05-22-2016, 09:22 AM

RE: 48-1264 No FM - by Ron Ramirez - 05-22-2016, 10:27 AM

RE: 48-1264 No FM - by Ron Ramirez - 05-22-2016, 10:42 AM

RE: 48-1264 No FM - by RWood - 05-22-2016, 06:52 PM

RE: 48-1264 No FM - by klondike98 - 05-22-2016, 08:43 PM

RE: 48-1264 No FM - by KCMike - 05-22-2016, 08:54 PM

RE: 48-1264 No FM - by RWood - 05-22-2016, 09:03 PM

RE: 48-1264 No FM - by KCMike - 05-22-2016, 10:01 PM

RE: 48-1264 No FM - by klondike98 - 05-22-2016, 11:17 PM

RE: 48-1264 No FM - by RWood - 05-24-2016, 10:17 AM

RE: 48-1264 No FM - by Radioroslyn - 05-24-2016, 12:57 PM

RE: 48-1264 No FM - by RWood - 05-26-2016, 10:38 AM

RE: 48-1264 No FM - by Radioroslyn - 05-26-2016, 03:11 PM

RE: 48-1264 No FM - by RWood - 05-26-2016, 04:06 PM

RE: 48-1264 No FM - by Radioroslyn - 05-26-2016, 05:39 PM

RE: 48-1264 No FM - by RWood - 05-27-2016, 12:07 PM

RE: 48-1264 No FM - by Radioroslyn - 05-27-2016, 01:41 PM

View a Printable Version

Users browsing this thread: 1 Guest(s)

Recent Posts
PT 6 chassis screws size???
Hello bridKarl, that sounds right or maybe 8/32 . Sincerely Richardradiorich — 01:00 AM
PT 6 chassis screws size???
Have this done except for missing chassis screws. It looks like 1 inch 6/32 sheet metal screw may work but can anyone s...bridkarl — 10:32 PM
Philco model 38 code 121 not receiving signal.
Hello Stormlord, Well done on rewinding that coil it turned fairly good for your first one. Sincerely Richardradiorich — 09:12 PM
Philco model 38 code 121 not receiving signal.
Well here it is. It ain't pretty, but hopefully it'll work. I checked it with my DMM on continuity and it keeps and r...Stormlord5500 — 08:56 PM
Philco 42-345 Restoration/Repair
Yes, 57 is an electrolytic cap that should be 12 mfd 400 volts according to the parts list from the Phorum library schem...RodB — 06:01 PM
Philco 42-345 Restoration/Repair
Looks like if I am reading it correctly it looks like the silver capacitor#57 that appears to be a replacement is of a l...osanders0311 — 05:09 PM
Philco model 38 code 121 not receiving signal.
Thanks Arran. Yeah this plastic is pretty thin. It's a little thinner than the original stuff. It kinda reminds me of p...Stormlord5500 — 04:37 PM
Testing a speaker and output transformer Trutone A2-G
The equivalent of one short turn is basically the same as that of a shorted load. If it is the primary's turn, then the ...morzh — 03:53 PM
Testing a speaker and output transformer Trutone A2-G
I've never had an output transformer become shorted, the failure mode is usually an open primary, or in a center tapped ...Arran — 03:52 PM
Philco model 38 code 121 not receiving signal.
As long as the plastic sheeting isn't too thick, I think that the thickness of photographic film would be just about rig...Arran — 03:19 PM

Who's Online

There are currently 744 online users. [Complete List]
» 1 Member(s) | 743 Guest(s)

Login
Username:
Password:	Lost Password?
	Remember me