Suprise new project! Tele-Tone. TV-149 !

[Yamamaya42]

Originally Posted by timmy

So where did you put the 9 v battery. Did you check the 21fj yet. What I mean is what terminal did you place the battery in series I ask because my bk 440 used to work with that mod and now it don’t I since tried 12v.

In series with the G1 line, neg to the tester, positive to the tube Pin 3, W/O the 9v I got no meter reading and no spot on the screen.
The 21FJP22A is not tested yes as the pin cap is very loose and need to be replaced.