1950s or '60s vintage Zenith TVs, Need some info

[Kevin Kuehn]

Originally Posted by Kevin Kuehn

I suppose you've already measured the DC voltages on the pins of the Audio output tube, and verified they are close to what Sams calls out.

FWIW when you do the above you'll need to have the output transformer connected in the circuit. In case you haven't figured it out, the Sams for your Bug eye model Y1814YU is in Sams 333 folder 17.

Link to the center section of the schematic, where the audio output is at the top right.
https://live.staticflickr.com/65535/...ce52b32e_k.jpg

Link to right Page of schematic.
https://live.staticflickr.com/65535/...660e33e3_k.jpg

Link to left page of schematic.
https://live.staticflickr.com/65535/...16ea5667_k.jpg