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
AA5 hum
Radioroslyn
Phorum Expert
*****
Posts: 7,286
Threads: 268
Joined: Dec 2009
City: Roslyn Pa
#2

10-18-2018, 11:28 PM
Sounds like it's rf interference. Unplug any switching power supplies and other sources of interference.
When my pals were reading comic books
I was down in the basement in my dad's
workshop. Perusing his Sam's Photofoacts
Vol 1-50 admiring the old set and trying to
figure out what all those squiggly meant.
Circa 1966
Now I think I've got!

Terry
Find
« Next Oldest | Next Newest »


Messages In This Thread
AA5 hum - by fenbach - 10-18-2018, 11:02 PM
RE: AA5 hum - by Radioroslyn - 10-18-2018, 11:28 PM
RE: AA5 hum - by Jayce - 10-19-2018, 12:05 AM
RE: AA5 hum - by Chas - 10-19-2018, 12:09 AM
RE: AA5 hum - by fenbach - 10-19-2018, 08:18 PM
RE: AA5 hum - by fenbach - 10-19-2018, 08:20 PM
RE: AA5 hum - by Chas - 10-20-2018, 12:04 AM
RE: AA5 hum - by gregb - 10-21-2018, 12:04 AM
RE: AA5 hum - by David - 11-04-2018, 03:20 PM
RE: AA5 hum - by Jayce - 11-04-2018, 09:24 PM
RE: AA5 hum - by 35Z5 - 11-05-2018, 09:57 AM
RE: AA5 hum - by morzh - 11-05-2018, 10:48 AM
RE: AA5 hum - by Squire - 11-08-2018, 01:12 AM
RE: AA5 hum - by fenbach - 03-16-2019, 11:12 PM
RE: AA5 hum - by Arran - 03-16-2019, 11:49 PM
RE: AA5 hum - by 35Z5 - 03-17-2019, 05:55 PM
RE: AA5 hum - by fenbach - 03-23-2019, 07:54 PM



Users browsing this thread: 2 Guest(s)
[-]
Recent Posts
Shadow Meter Bulb
Phorum members, I am trying to find the bulb # for PHILCO Shadow Meter part number 45-2180 that is from a 37-640 chassis...georgetownjohn — 06:53 PM
Philco 41-608 changer coupler
3D-printing...short of machining, of course. Or molding.morzh — 05:20 PM
Philco 41-608 changer coupler
Thanks, Morzh. That solves the issue of the rubber pieces. Now, I need to find a way to replicate the pot metal piec...alangard — 05:07 PM
12' Philco
If it is 12', either Kareem or Andre would have to jump pretty high to look at the front panel. Kareem would have an e...morzh — 01:48 PM
12' Philco
And here's a story about the tires on the truck. Same "no-stoop" guy must have installed these! Take care a...GarySP — 01:17 PM
Hickok AC51 tube tester
I think they have only shown the secondaries of the transformer. Two of them feed the rectifiers' filaments.morzh — 12:58 PM
IF can wire size and Rubber mounts?
Arran If the wire inside cans is the gauges you mentioned, the sole reason for that would be mechanical, to stiffen t...morzh — 12:56 PM
12' Philco
Rod, Yes, I know, but the Giant Philco is not around anymore either, so I go by whoever was alive fairly recently. H...morzh — 12:54 PM
Hickok AC51 tube tester
Absolutely no one is going to reverse engineer that circuit. Even the iron core is missing.RodB — 10:37 AM
IF can wire size and Rubber mounts?
Thanks to both members for your help regarding wire and tuner mtg supports. regards--Johngeorgetownjohn — 09:33 AM

[-]
Who's Online
There are currently 5379 online users. [Complete List]
» 1 Member(s) | 5378 Guest(s)
Avatar

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