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

Model 60 Code 121
#6

What is the DC voltage on the cathodes of the 6A7 and 78? Should be about 3 V to gnd. If this voltage is low then the tubes will overload easily.

Are the other tube voltages normal?


Messages In This Thread
Model 60 Code 121 - by gregb - 03-04-2014, 11:36 PM
RE: Model 60 Code 121 - by Mondial - 03-05-2014, 12:29 AM
RE: Model 60 Code 121 - by gregb - 03-05-2014, 12:41 AM
RE: Model 60 Code 121 - by Mondial - 03-05-2014, 12:55 AM
RE: Model 60 Code 121 - by gregb - 03-05-2014, 01:02 AM
RE: Model 60 Code 121 - by Mondial - 03-05-2014, 12:43 PM
RE: Model 60 Code 121 - by gregb - 03-05-2014, 08:25 PM
RE: Model 60 Code 121 - by gregb - 03-06-2014, 01:06 AM
RE: Model 60 Code 121 - by Mondial - 03-06-2014, 10:35 AM
RE: Model 60 Code 121 - by gregb - 03-06-2014, 10:58 AM
RE: Model 60 Code 121 - by gregb - 03-07-2014, 01:30 PM
RE: Model 60 Code 121 - by Mondial - 03-07-2014, 10:32 PM
RE: Model 60 Code 121 - by gregb - 03-07-2014, 10:38 PM
RE: Model 60 Code 121 - by Mondial - 03-07-2014, 11:22 PM
RE: Model 60 Code 121 - by gregb - 03-07-2014, 11:55 PM



Users browsing this thread:
[-]
Recent Posts
Model 70 Cabinet Trim
Hello musar, First all welcome to the forum and yes that is true that steve stopped making trim . Sincerely Richar...radiorich — 12:13 AM
Model 70 Cabinet Trim
I have recently come into possession of a Model 70.  The trim around the base needs to be replaced.  If this were years ...musar — 12:07 AM
philcorepairbench.com - shadow-meter
Anyone know of a way to recover these files from the repair bench? Thanks. fenbach — 11:16 PM
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

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

>