View Single Post
  #24  
Old 02-25-2012, 09:57 AM
dieseljeep dieseljeep is offline
VideoKarma Member
 
Join Date: Jul 2010
Posts: 7,562
Quote:
Originally Posted by Electronic M View Post
I like how one of the wires from the CRT socket connects to the tuner. It makes me think of tube amp schematics I've seen where a wire from the output transformer feeds the signal back to the preamp stage. If I was not fairly certain that wire is for the heater I'd joke that the tuner feeds the CRT video directly and all those tubes on the main chassis are for sound, deflection, and HV only! I guess that even a few inches of wire costs money.
If you look at the schematic, in most series string sets, the CRT heater is near the end of the chain. The tuner tubes are next, where the RF amp is the last tube in the string.
Reply With Quote