Welcome Guest! Be sure you know and follow the Phorum Rules before posting. Thank you and Enjoy! (January 12) x

Thread Closed
Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5

41-290 Help
#14

So Mike (Morzh) can you cheat with a single ended opt by connecting two resistor across the primary and using the center junction as the center tap?? Have done it power transformers.

Terry


Messages In This Thread
41-290 Help - by KC2YSR - 04-01-2016, 08:13 AM
RE: 41-290 Help - by klondike98 - 04-01-2016, 11:28 AM
RE: 41-290 Help - by KC2YSR - 04-01-2016, 11:36 AM
RE: 41-290 Help - by KCMike - 04-01-2016, 11:53 AM
RE: 41-290 Help - by KC2YSR - 05-27-2016, 08:36 AM
RE: 41-290 Help - by morzh - 05-27-2016, 08:54 AM
RE: 41-290 Help - by KC2YSR - 05-27-2016, 08:57 AM
RE: 41-290 Help - by Radioroslyn - 05-27-2016, 08:57 AM
RE: 41-290 Help - by morzh - 05-27-2016, 09:03 AM
RE: 41-290 Help - by Radioroslyn - 05-27-2016, 09:13 AM
RE: 41-290 Help - by KC2YSR - 05-27-2016, 09:29 AM
RE: 41-290 Help - by morzh - 05-27-2016, 09:44 AM
RE: 41-290 Help - by KC2YSR - 05-27-2016, 10:07 AM
RE: 41-290 Help - by Radioroslyn - 05-27-2016, 10:30 AM
RE: 41-290 Help - by morzh - 05-27-2016, 11:08 AM
RE: 41-290 Help - by PAradiogeek - 05-27-2016, 11:22 AM
RE: 41-290 Help - by morzh - 05-27-2016, 11:38 AM
RE: 41-290 Help - by Radioroslyn - 05-27-2016, 11:39 AM



Users browsing this thread: 1 Guest(s)
[-]
Recent Posts
Philco 91 Restore Code ??
Can someone tell me if my 42 tubes are connected triode or pentode in fixed or cathode bias? How could I tell by looking...dconant — 10:47 AM
Philco 40-120C Restoration
Hello David, that is great news about the tubes source being local ! Sounds like you got good start on the radio . ...radiorich — 09:41 AM
An attempt to remove the Field Coil from a G speaker
Mike; I've only run into a speaker with an open filed coil twice, and they were on newer speakers from the 1940s. One ...Arran — 12:48 AM
An attempt to remove the Field Coil from a G speaker
Arran Yes, this is my plan for now and what do I got to lose, this is not even the speaker from this radio, but one o...morzh — 10:44 PM
An attempt to remove the Field Coil from a G speaker
Mike;  I would unwrap the field coil, and see if maybe there a break near one of the ends, like where the coil wire att...Arran — 10:23 PM
An attempt to remove the Field Coil from a G speaker
...and this is what I did. I fed a little LT into the screwholes with a small brush, and a little on the rim next to the...morzh — 09:52 PM
Philco 40-120C Restoration
I combined the two 40-120C threads together as we like to keep the discussion of the same radio together. It helps with...klondike98 — 09:36 PM
Philco 40-120C Weak, Distorted Ouput
Just checked were I buy tubes price is four dollars. So living in Florid we have a local source for tubes. David    David — 09:14 PM
Philco 40-120C Weak, Distorted Ouput
The higher voltage may be due to higher mains voltage. My mains run 120-125AC when the set was new mains would be 110-11...David — 09:09 PM
Philco 40-120C Weak, Distorted Ouput
Thank you for your reply. I pulled a speaker from a Philco 41-221 and received the same result. I used a signal tracer t...bluecap — 08:45 PM

[-]
Who's Online
There are currently no members online.

>