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

116B (121) won't fly
#14

When you are injecting signals keep the grid caps on. If you don't it screws with the avc because there is no ground return and allows ac modulation to be picked up by grid of the tube making thing sounds garbled.

Terry


Messages In This Thread
116B (121) won't fly - by Danny - 05-05-2016, 03:09 PM
RE: 116B (121) won't fly - by morzh - 05-05-2016, 03:42 PM
RE: 116B (121) won't fly - by Danny - 05-05-2016, 06:35 PM
RE: 116B (121) won't fly - by morzh - 05-05-2016, 08:28 PM
RE: 116B (121) won't fly - by Danny - 05-06-2016, 09:34 AM
RE: 116B (121) won't fly - by Danny - 05-08-2016, 06:43 PM
RE: 116B (121) won't fly - by Radioroslyn - 05-08-2016, 07:48 PM
RE: 116B (121) won't fly - by Danny - 05-09-2016, 11:10 AM
RE: 116B (121) won't fly - by morzh - 05-09-2016, 11:57 AM
RE: 116B (121) won't fly - by Danny - 05-09-2016, 04:32 PM
RE: 116B (121) won't fly - by morzh - 05-09-2016, 05:52 PM
RE: 116B (121) won't fly - by Danny - 05-10-2016, 11:10 AM
RE: 116B (121) won't fly - by morzh - 05-10-2016, 11:36 AM
RE: 116B (121) won't fly - by Radioroslyn - 05-10-2016, 02:42 PM
RE: 116B (121) won't fly - by Danny - 05-16-2016, 03:41 PM
RE: 116B (121) won't fly - by Danny - 05-20-2016, 10:04 AM
RE: 116B (121) won't fly - by morzh - 05-20-2016, 10:22 AM



Users browsing this thread: 1 Guest(s)
[-]
Recent Posts
American Bosch Model 802 auto radio
Hello again;   I found a model 838 car radio on Nostalgia Air under United American Bosch, http://www.nostalgiaair.org/...Arran — 09:32 PM
New Philco Repair Bench
Morzh is correct. The repair bench on our website is an archived image of chuck’s original site. He no longer provides s...klondike98 — 05:32 PM
Made mistake & did not label connection
Excellent information. It is all starting to come together now and your explanation really helped since I noticed that ...georgetownjohn — 04:39 PM
Made mistake & did not label connection
Hi John, I don't have this radio, but I can supply some info: Based on your pic, pins 7,8 and 1 are used together, go...MrFixr55 — 02:02 PM
New Philco Repair Bench
As far as I know, the Repairbench does not work, and has not been working in a while. Chuck (we had that campaign looki...morzh — 01:33 PM
Radio city products 664 schematic request
Need a schematic or manual for the 664. The 663 may be similar.daveone23 — 12:38 PM
New Philco Repair Bench
Thanks Gary.dconant — 12:16 PM
New Philco Repair Bench
I tried accessing the site through our library and got the same response. It's reported to our tech gurus. GaryGarySP — 11:50 AM
New Philco Repair Bench
I am sure this is the archive, and not the Chuck's site.morzh — 09:50 PM
Made mistake & did not label connection
It's not like we are good friends with that wire and can tell it from other ptetty identical looking wires. Why'n't you...morzh — 09:49 PM

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

>