Posts: 298
Threads: 22
Joined: May 2012
City: Chattanooga
State, Province, Country: TN
OK, there is a nasty 60 Hz saw-tooth waveform at cap #67 going in to the audio amplifier and it's getting amplified nicely by the push-pull 41s.
Link to schematic in case you're interested:
http://www.nostalgiaair.org/PagesByModel...013487.pdf
EDIT: After much poking and prodding, I still have no idea what has gone wrong. I am still very unfamiliar with vacuum tube electronics. Any help would be very appreciated.
(This post was last modified: 12-28-2012, 03:19 PM by Eric T.)
Messages In This Thread
RE: 42-1008 code 122 - by Eric T - 12-28-2012, 01:01 PM
Users browsing this thread: 2 Guest(s)
|
|
Recent Posts
|
|
Studebaker/Philco AC-2687 car radio
|
| I have some car radio service manuals, Riders I think (not to be confused with the big blue binders), so I may see if on...Arran — 01:20 AM |
|
Philco model 40-100
|
| Greetings;
Here is an update, I found a listing on fleabay for a similar chassis to yours, and it has a photo of what...Arran — 12:58 AM |
|
Philco model 40-100
|
| Greetings;
I think I may have found a clue as to what is missing, from a search I made, there is a rear view of the c...Arran — 12:12 AM |
|
Philco model 40-100
|
| I recently acquired a Philco model 40-100 farm (battery) radio. The radio was in very good condition except the red on f...mhamby — 05:59 PM |
|
Studebaker/Philco AC-2687 car radio
|
| Hello, Richard
the radio is an AC-2687 Studebaker model. The Philco model is S -5323 and the chassis p/n is S-5523Pdouglaski — 11:52 AM |
|
48-482 rear panel help
|
| The 48-482 is an AC only set as well, featuring a power transformer. While the transformer shouldn’t get “hot”, it is ye...jrblasde — 11:12 AM |
|
Studebaker/Philco AC-2687 car radio
|
| I gave a Chrysler/MoPar car radio from 1954, it was made by Philco, and it uses two chassis, one has the power supply an...Arran — 11:06 AM |
|
48-482 rear panel help
|
| Hello keithchip. You could make a hardboard back for the set, but make sure you provide plenty of ventilation holes in ...GarySP — 11:04 AM |
|
Studebaker/Philco AC-2687 car radio
|
| Welcome to the Phorum, Phil! Lots of friendly help here to assist you along the way! Take care, - GaryGarySP — 10:55 AM |
|
Studebaker/Philco AC-2687 car radio
|
| Hi Pdouglasti,
Phirst off, welcome to the Philco Phorum, a Phamily Phriendly place phull of phun pholks and all things ...MrFixr55 — 07:37 AM |
|
Who's Online
|
There are currently 998 online users. [Complete List]
» 3 Member(s) | 995 Guest(s)
|
|
|
|
 
|
![[-]](https://philcoradio.com/phorum/images/bootbb/collapse.png "[-]")
