1. The PHILCO Phorum
  2. Various and Sundry Categories
  3. Other Radios (Non-Philco)
Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5

Linear Mode
Coronado Oscillator problem
Arran
Phorum Expert
*****
Posts: 4,702
Threads: 51
Joined: Sep 2008
City: Sandwick, BC, CA
#2

03-10-2023, 11:31 PM
Did you perform an IF alignment first? Is the output of your signal generator correct? Other then that maybe there is some fault in the oscillator tank circuit, but I would check the more obvious things first. Did you check R20, the 50,000 ohm resistor?
(This post was last modified: 03-11-2023, 12:21 AM by Arran.)
Find
« Next Oldest | Next Newest »


Messages In This Thread
Coronado Oscillator problem - by Tom45acp - 03-10-2023, 07:39 PM
RE: Coronado Oscillator problem - by Arran - 03-10-2023, 11:31 PM
RE: Coronado Oscillator problem - by MrFixr55 - 03-11-2023, 06:21 AM
RE: Coronado Oscillator problem - by Tom45acp - 03-11-2023, 11:15 AM
RE: Coronado Oscillator problem - by MrFixr55 - 03-12-2023, 03:40 AM
RE: Coronado Oscillator problem - by Tom45acp - 03-12-2023, 10:31 AM
RE: Coronado Oscillator problem - by RodB - 03-12-2023, 11:07 AM
RE: Coronado Oscillator problem - by MrFixr55 - 03-12-2023, 05:44 PM
RE: Coronado Oscillator problem - by Arran - 03-13-2023, 02:41 AM
RE: Coronado Oscillator problem - by Tom45acp - 03-13-2023, 08:24 AM
RE: Coronado Oscillator problem - by Tom45acp - 03-14-2023, 06:13 PM
RE: Coronado Oscillator problem - by Tom45acp - 03-21-2023, 08:02 AM



Users browsing this thread: 2 Guest(s)
[-]
Recent Posts
Philco 16B Parts
I think the chassis is painted.morzh — 08:13 PM
Philco 38-2 Automatic Tuning
Honestrly, the original is quite acceptable and, it seems to me, can be cleaned.morzh — 08:11 PM
Philco 41-608 changer coupler
Mondial left a thread about remanufacturing thois type coupler.morzh — 08:09 PM
IF can wire size and Rubber mounts?
Are you talking about rewinding or rewiring? For rewiring, meaning runnin wires to the coil from other components, the ...morzh — 08:08 PM
12' Philco
I wonder who would be able to "no stoop" with this one.morzh — 08:05 PM
IF can wire size and Rubber mounts?
Hello PHORUM members, I am still working on restoration of my PHILCO 37-640.  I want to start with rewiring the IF ca...georgetownjohn — 06:32 PM
Philco 41-608 changer coupler
I am working on a Philco 41-608 with the gear-driven changer.  The coupling (#35-2220) between the motor assembly and th...alangard — 06:29 PM
Gilfillan Brothers Car Radio?
There is a Mission Bell model 19/19A that could be what you’re looking for, Riders vol 4. It has the tube line-up of: 0Z...Joe Rossi — 05:01 PM
Looking for verification of correct schematic.
Definitely 870044RossH — 01:12 PM
12' Philco
Wonder if the chassis was big too.daveone23 — 12:38 PM

[-]
Who's Online
There are currently 3918 online users. [Complete List]
» 4 Member(s) | 3914 Guest(s)
AvatarAvatarAvatarAvatar

>
  1. The PHILCO Phorum
  2. Various and Sundry Categories
  3. Other Radios (Non-Philco)