1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration
Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5

Linear Mode
37-690 Bass Choke Replacement
Radiodial
Junior Member
**
Posts: 8
Threads: 4
Joined: Oct 2024
City: Manchester State, Province, Country: California
#3

4 hours ago
Ah, now where to find one.
I've into this before on smaller sets, I now recall. Hammond makes one that is only rated 8MA, and this 37-690 has two stages of bass amplification, so 8ma may be pushing it.
RJ Dial
"Radiodial"
Mendocino, CA
Find
« Next Oldest | Next Newest »


Messages In This Thread
RE: 37-690 Bass Choke Replacement - by Radiodial - 4 hours ago



Users browsing this thread: 2 Guest(s)
[-]
Recent Posts
Philco 60 Squealing
Wavetrap no longer matters.morzh — 05:19 PM
Philco 60 Squealing
Rod, I had checked out your suggestions but did not help. I did solder the ground rivets to the chassis as Chas suggeste...dconant — 04:52 PM
37-690 Bass Choke Replacement
Yeah, I know, Mouser and Digikey don't have "big iron" components. For some reason Philco was messing with the...Radiodial — 04:25 PM
37-690 Bass Choke Replacement
Yes, I just had to deal with that while repairing the 37-604 Philco. Exactly that value choke was gone. And the current ...morzh — 03:52 PM
37-690 Bass Choke Replacement
Ah, now where to find one. I've into this before on smaller sets, I now recall. Hammond makes one that is only rated...Radiodial — 03:27 PM
Philco 38-7 Speaker
Ask the admins to put them together. As for the renaming, while inside the thread, you simply press "New reply&quo...morzh — 02:23 PM
37-690 Bass Choke Replacement
This is the parts catalog. 32-7528 choke is 65H, 10mA, 2,250 Ohm inductance. Find a suitable one.morzh — 02:18 PM
37-690 Bass Choke Replacement
While troubleshooting the no bass amplification issue, I think I found the culprit. The choke #104 is reading 164K ohms....Radiodial — 01:42 PM
Philco 60 Squealing
Your IF transformers are tuned to the resonant frequency they were designed for. When you observe the bell curve they di...RodB — 01:35 PM
identify very thin wire for replacement on 37-640
Thanks so much for your help!  I really could not have gotten this far without the kindness of you and other members.  T...georgetownjohn — 11:50 AM

[-]
Who's Online
There are currently 4185 online users. [Complete List]
» 1 Member(s) | 4184 Guest(s)
Avatar

>
  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration