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
AS4 Hobbyists Radio
OZ4
Senior Member
****
Posts: 285
Threads: 27
Joined: Nov 2012
City: Tehachapi. California
#13

05-16-2021, 12:21 PM
The rectifier section make me think about the wall wart transformers that are so ubiquitous today. 

Everyone I have taken apart have a common mode choke with a safety cap and a bridge rectifying the line AC and filter cap. 

It's all ready to go for 170vdc. Just don't get zapped.
!!!!!!!!!!!!!!!!!!!RESISTANCE IS FUTILE!!!!!!!!!!!!!!!!!!!!!!  
                           /\/\/\/\/\/\/\/\/\
                                                     
                                 [Image: http://philcoradio.com/phorum/images/smi...on_eek.gif]  Chris
Find
« Next Oldest | Next Newest »


Messages In This Thread
AS4 Hobbyists Radio - by Daniel Bingamon - 12-24-2020, 03:18 PM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 12-24-2020, 03:19 PM
RE: AS4 Hobbyists Radio - by RodB - 12-24-2020, 05:27 PM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 12-24-2020, 06:48 PM
RE: AS4 Hobbyists Radio - by Radioroslyn - 12-24-2020, 08:22 PM
RE: AS4 Hobbyists Radio - by vinzer - 12-24-2020, 08:28 PM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 12-30-2020, 10:24 PM
RE: AS4 Hobbyists Radio - by Arran - 12-31-2020, 03:48 AM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 01-15-2021, 07:37 PM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 01-17-2021, 04:12 PM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 01-24-2021, 02:49 PM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 05-16-2021, 09:50 AM
RE: AS4 Hobbyists Radio - by OZ4 - 05-16-2021, 12:21 PM
RE: AS4 Hobbyists Radio - by Daniel Bingamon - 09-19-2021, 12:48 PM



Users browsing this thread: 2 Guest(s)
[-]
Recent Posts
Philco 91 Speaker Replacement
The spider is glued on the cone and so is the voice coil. I think you can use a cotton swab dipped in acetone and carefu...RodB — 02:42 PM
Restoring Philco 37-604C
Yes I saw that. If I knew, I'd probably try to arrange for getting it myself. But I have just got one. Which does not m...morzh — 01:44 PM
Philco 38-2 Automatic Tuning
When you push the lever, you are supposed to rotate the disk to the desired station. Then the magnetic tuning will acqu...morzh — 01:42 PM
Philco 38-2 Automatic Tuning
I figure out the muting from another picture that helped. Now I need to know how the automatic tuning works. When I push...dconant — 12:11 PM
Philco 91 Speaker Replacement
How would I go about removing the spider from the cone?dconant — 12:04 PM
Philco 38-2 Automatic Tuning
Hello, I am having trouble getting my automatic tuning to stay unmuted. If I play with the tuning handle I can get it to...dconant — 10:51 AM
Does anyone make photofinish replacements?
Here’s the link to the DIY photofinish section of our site: klondike98 — 09:46 AM
Delco car radio Peko vibrator converstion issues
Hi Richard, Thx for posting the schematic.  As I remember as a kid, these were great performers for the time, likely...MrFixr55 — 08:56 AM
Delco car radio Peko vibrator converstion issues
hello mr Fixr, The Electro  Powersupply that I am powering the radio with has a huge choke plus a 10,000ufd electrolyti...radiorich — 10:58 PM
Delco car radio Peko vibrator converstion issues
How about putting a choke in the power supply? The big cap was likely an attempt to stabilize the DC. Kids who cre...MrFixr55 — 09:19 PM

[-]
Who's Online
There are currently 2439 online users. [Complete List]
» 1 Member(s) | 2438 Guest(s)
Avatar

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