10-31-2016, 04:39 PM
(10-31-2016, 04:24 PM)Radioroslyn Wrote: Well you should be hearing a 400cy tone. Try connecting the sg to the grid cap of the 78 tube and adj #4 for max signal at 460kc/400cy tone heard from the spkr. You didn't switch the 77 and 75 around?? It will fit but won't work.
I'll have some time latter this week to try again. Something is certainly odd. I just re-checked and 78 and 75 are in the correct spots.