Richard Russell wrote:
I used to work where the current generation of TV detector
vans were designed, prototyped and tested. I know personally the
engineer who invented and developed their means of operation. I know
how they work, although obviously I can't say

It's not obvious to me why you can't say. It's not like the single mums
on the council estate are going to rewire their tellies to counteract it.

How do they work?

Pete