It’s been a long time since the family TV has had a CRT in it, and even longer since that it was using what was basically an overgrown oscilloscope tube. But “roundies” were once a thing ...
We’ll start with the CRT TV – also known as the tube TV, because CRT stands for cathode-ray tube. This is what started it all, and we were all pretty happy with it for, oh, a little over 65 years.
The glass envelopes of the cathode-ray tubes were carefully cut from the sockets, and the guts of the tubes were discarded to make room for the replacement circuit, which lives on two PCBs.
Typically, the tubes used by X-ray sources are made of glass, surrounded by metal, and sealed by a vacuum. The cathode is located in the dome-shaped part of the tube. Because X-ray sources produce ...
The electrolyte solution can vary across the system or locally. Galvanic cells are important in batteries, electroplating, and corrosion. Cathodes emit electrons in sputtering systems, cathode ray ...
At only $64.99 each, the Apos Ray 6SN7 Select ... to see Soviet made tubes of that era sporting “made in Holland” or “made in Great Britain” on them as unscrupulous vendors skirted import restrictions ...