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 84b
#8

(03-28-2018, 10:55 AM)Radioroslyn Wrote:  By changing the value from 4 down to 2meg may make a slight difference but not a drastic improvement.

It made a big difference for me back when I was experimenting with these four tube gutless wonders. Every 80 and 84 I worked on always played much better with a 2 meg grid leak instead of a 4 meg grid leak.

And falcon123 - Welcome here! I'm on AK also, but this is my internet "home base". Icon_smile

--
Ron Ramirez
Ferdinand IN


Messages In This Thread
model 84b - by falcon123 - 03-28-2018, 02:32 AM
RE: model 84b - by Radioroslyn - 03-28-2018, 04:49 AM
RE: model 84b - by falcon123 - 03-28-2018, 06:05 AM
RE: model 84b - by morzh - 03-28-2018, 08:08 AM
RE: model 84b - by falcon123 - 03-28-2018, 08:46 AM
RE: model 84b - by OldRestorer - 03-28-2018, 09:52 AM
RE: model 84b - by Radioroslyn - 03-28-2018, 10:55 AM
RE: model 84b - by Ron Ramirez - 03-28-2018, 11:56 AM
RE: model 84b - by dacsman - 03-28-2018, 01:47 PM
RE: model 84b - by falcon123 - 03-29-2018, 12:58 AM
RE: model 84b - by Radioroslyn - 03-29-2018, 08:27 AM
RE: model 84b - by falcon123 - 03-30-2018, 01:37 AM
RE: model 84b - by Radioroslyn - 03-30-2018, 10:14 AM
RE: model 84b - by falcon123 - 04-01-2018, 04:53 AM
RE: model 84b - by falcon123 - 04-02-2018, 04:29 AM
RE: model 84b - by Radioroslyn - 04-02-2018, 10:15 AM
RE: model 84b - by falcon123 - 04-03-2018, 12:07 AM
RE: model 84b - by Radioroslyn - 04-03-2018, 11:19 AM



Users browsing this thread: 1 Guest(s)
[-]
Recent Posts
Philco Model 38-7: what caps & resistors do fail typically?
Since you stated earlier, you have a console 38-7XX.  They also had a 38-7T (table), and 38-7CS (chairside).  A very nic...GarySP — 01:18 PM
Part numbers to model cross
That I wouldn't know, but sometimes the radio document itself shows one, same as the capacitor cans' etc pinouts.morzh — 12:46 PM
Part numbers to model cross
Thank you morzh, that is exactly what I was looking for. Now , is there some where that shows pinouts for Philco power ...Jim Dutridge — 11:37 AM
Restoration of the Canadian General Electric A-87
Thanks for your help Michael. In fact, this video is only an intermediate result. Later I had to apply another tinting l...RadioSvit — 09:01 AM
Restoration of the Canadian General Electric A-87
Great job on the cabinet. PS. In the US notation, "kenotron" refers to specific type of tubes; we call re...morzh — 08:24 AM
Part numbers to model cross
This document has at least some tables of models and parts used. Example: Choke 32-7572, used in 604 radio. Search f...morzh — 08:19 AM
Restoration of the Canadian General Electric A-87
I also checked all the radio tubes on my Hickok 530 tube tester. The 5Z3 kenotron turned out to be faulty, all the other...RadioSvit — 08:02 AM
Restoration of the Canadian General Electric A-87
Well... While the varnish is drying up, I started repairing the chassis... Of course I started by replacing the pa...RadioSvit — 07:12 AM
Philco Model 38-7: what caps & resistors do fail typically?
Hello Martin, Welcome aboard our little community what great Model 38-7 Sincerely Richardradiorich — 12:30 AM
Philco Model 38-7: what caps & resistors do fail typically?
Welcome to the Phorum Martin. I count about 9 paper caps, the 3 electrolytic caps and 2-Y2 safety caps to replace th...RodB — 09:44 PM

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

>