RCA SelectaVision VideoDisc and my Zenith SelectaVision player part one

https://hubpages.com/technology/The-Amazing-RCA-SelectaVision-VideoDisc-Players ... The remarkable RCA invention of the Capacitance Electronic Disc took a long time to make it to the public. The RCA SelectaVision system is better known as a vinyl (CED) Disc; this disc was a remarkable designed system that was a state of the art analog video disc that was a playback system that was developed and created by RCA. With this system the video and audio could be played back on a television console using a special diamond needle, and a very detailed, and fine high-density groove system similar to the long playing phonograph records.
RCA SelectaVision VideoDisc