model 20 hum (detector circuit?)

Register

Guest Join Us

Hello Guest,

Please feel free to join us!
There are many more parts of the Phorum that only members can see.

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

Thread Rating:

1 Vote(s) - 5 Average
1
2
3
4
5

Linear Mode

model 20 hum (detector circuit?)

Tubesforme
Member

Posts: 107
Threads: 20
Joined: Feb 2015
City: Los Angeles, CA

#25

10-27-2015, 12:12 AM

(10-26-2015, 11:24 AM)OZ4 Wrote: You haven't mentioned having a scope. It would be helpful here.

Yes it would, but I sold most of my equipment and parts inventory. I am retired now

Find

« Next Oldest | Next Newest »

Messages In This Thread

model 20 hum (detector circuit?) - by Tubesforme - 10-19-2015, 01:11 PM

RE: model 20 hum (detector circuit?) - by Steve Davis - 10-19-2015, 03:40 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-19-2015, 06:23 PM

RE: model 20 hum (detector circuit?) - by Steve Davis - 10-19-2015, 07:03 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-20-2015, 10:01 AM

RE: model 20 hum (detector circuit?) - by mikethedruid - 10-24-2015, 07:04 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-24-2015, 09:24 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-27-2015, 03:58 PM

RE: model 20 hum (detector circuit?) - by Alan Douglas - 10-24-2015, 07:23 PM

RE: model 20 hum (detector circuit?) - by mikethedruid - 10-24-2015, 11:48 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-29-2015, 06:21 PM

RE: model 20 hum (detector circuit?) - by Steve Davis - 10-25-2015, 12:01 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-25-2015, 12:46 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-28-2015, 08:14 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-30-2015, 07:30 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-25-2015, 10:57 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-25-2015, 12:40 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-25-2015, 11:39 AM

RE: model 20 hum (detector circuit?) - by Kenneth F. Besso Jr. - 10-25-2015, 08:01 PM

RE: model 20 hum (detector circuit?) - by morzh - 10-25-2015, 11:08 PM

RE: model 20 hum (detector circuit?) - by Steve Davis - 10-26-2015, 08:38 AM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-26-2015, 10:18 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-27-2015, 12:14 AM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-26-2015, 10:34 AM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-26-2015, 11:24 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-27-2015, 12:12 AM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-27-2015, 08:43 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-27-2015, 11:38 PM

RE: model 20 hum (detector circuit?) - by Steve Davis - 10-28-2015, 12:25 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-28-2015, 01:12 PM

RE: model 20 hum (detector circuit?) - by Ron Ramirez - 10-28-2015, 02:34 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-28-2015, 08:07 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-28-2015, 11:52 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-28-2015, 01:08 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-29-2015, 07:50 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-28-2015, 03:36 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-28-2015, 08:03 PM

RE: model 20 hum (detector circuit?) - by Ron Ramirez - 10-28-2015, 09:10 PM

RE: model 20 hum (detector circuit?) - by radiohenry - 10-29-2015, 07:31 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-29-2015, 07:44 PM

RE: model 20 hum (detector circuit?) - by LASJayhawk - 10-29-2015, 07:57 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-29-2015, 10:10 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-30-2015, 07:21 PM

RE: model 20 hum (detector circuit?) - by LASJayhawk - 10-29-2015, 10:36 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-30-2015, 01:28 PM

RE: model 20 hum (detector circuit?) - by LASJayhawk - 10-30-2015, 03:29 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-30-2015, 03:34 PM

RE: model 20 hum (detector circuit?) - by klondike98 - 10-30-2015, 04:24 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-30-2015, 06:13 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-30-2015, 07:04 PM

RE: model 20 hum (detector circuit?) - by OZ4 - 10-31-2015, 10:40 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-31-2015, 02:06 PM

RE: model 20 hum (detector circuit?) - by Ron Ramirez - 11-08-2015, 10:28 PM

RE: model 20 hum (detector circuit?) - by Tubesforme - 11-09-2015, 08:11 PM

RE: Low continual hum in model 21 - by Steve Davis - 10-23-2015, 10:34 PM

RE: Low continual hum in model 21 - by Tubesforme - 10-23-2015, 11:19 PM

RE: Low continual hum in model 21 - by Steve Davis - 10-24-2015, 12:01 AM

RE: model 20 hum (detector circuit?) - by Tubesforme - 10-24-2015, 06:50 PM

Need correct voltages for det and af model 20 - by Tubesforme - 11-07-2015, 05:54 PM

RE: Need correct voltages for det and af model 20 - by morzh - 11-08-2015, 12:09 PM

View a Printable Version

Users browsing this thread: 8 Guest(s)

Recent Posts
Philco model 38 code 121 not receiving signal.
That's true. Of course If I were to get a vtvm I'd probably have to sink money in to it to get it working right. Probabl...Stormlord5500 — 08:44 PM
Philco model 38 code 121 not receiving signal.
A DMM is good enough. One rarely has to measure indictance, but if you do, short of getting a serious LCR meter (I hav...morzh — 07:35 PM
Testing a speaker and output transformer Trutone A2-G
You guy's are right on. I found a broken wire on the speaker plug that I replaced and all is well now. Have better volu...murf — 03:43 PM
Philco model 38 code 121 not receiving signal.
I need to get a vtvm. I think that little component tester is just more accurate. Plus it shows the inductance which is ...Stormlord5500 — 03:07 PM
Philco model 38 code 121 not receiving signal.
I use a pair of Mastercraft brand DMMs from Canadian Tire, from what I read most of those DMMs use the same main chip re...Arran — 02:36 PM
Philco model 38 code 121 not receiving signal.
Thank you sir. Yes I feel good and also relieved because this one's been weighing on me a bit.Stormlord5500 — 11:18 AM
Philco model 38 code 121 not receiving signal.
It feels good don't it? Good luck on the rest.Paul Philco322 — 11:06 AM
Philco model 38 code 121 not receiving signal.
I've reinstalled the coil. Now IT'S ALIVE!!!!!! I fired up my TinySA on signal generator mode and set it to 1400Kc and ...Stormlord5500 — 11:01 AM
Philco model 38 code 121 not receiving signal.
Yes, Walmart, right up there with Fluke.RodB — 11:00 AM
PT 6 chassis screws size???
it certainly won't be metric! SAE threads were all that was known then. Take care, - GaryGarySP — 10:58 AM

Who's Online

There are currently 1405 online users. [Complete List]
» 1 Member(s) | 1404 Guest(s)