Last Sams Photofacts covering tube TV's

[wa2ise]

Originally Posted by zenith2134

Also, it was such a tried and true technology by the 70s that they could be built fairly cheaply compared to the newest, all SS designs.

The horizontal output tube, and damper diodes, were fairly hard to substitute cheap SS for. Lots of high voltage spikes and such, which tubes are quite tolerant of, much more than SS is. Took a while before cheap and reliable SS that could handle it came out.