On Sunday, 31 December 2017 16:38:30 UTC, Graham. wrote:
On Sun, 31 Dec 2017 13:46:52 +0000 (GMT), "Dave Plowman (News)"
coalesced the vapors of human experience into a
viable and meaningful comprehension...
In article ,
tabbypurr wrote:

A B&W TV can't show colour - other than that of its phosphor. Assuming
you are talking old CRT sets

Early CRT TVs were known to produce a pink picture when the EHT
partially shorted, causing the current limiting red lamp to light behind
the CRT.

How early are you talking about? I've never heard of that one.

Not too sure myself, but on balance he is probably referring to a
so-called "Barretter"
https://en.wikipedia.org/wiki/Iron-hydrogen_resistor

no connection at all


NT