What Make Are The CRT Monitors On The Kenny Everett Show

[ppppenguin]

If all the monitors are showing the same picture, the video signal is simply looped from one to the next until it is terminated with 75 ohms at the final one. The co-ax used would have been PSF1/3 which was ubiquitous in the world of analogue broadcast: https://www.fscables.com/sites/admin/plu...90PS13.pdf This BBC spec cable was made by several companies. It's now obsolete.

If the pictures were degraded by looping though too many monitors then they would have used video distribution amplifiers such as: https://www.bbceng.info/ti/eqpt/AM4_520(1).pdf