If a picture tube loses its vacuum...

[David Roper]

Originally Posted by Tom_Ryan

I remember Sony did some research in the 1980's using a cold cathode field emitter in their Chromatron color CRT. This predates the Trinitron and is technically very different...the Chromatron was a nightmare for Sony service and nearly bankrupt the company...that is until they were rescued by the Trinitron!

Chronology off...by 20 years or so? We had Trinitron sets all through the 70s and early 80s starting from about '71 on.