[stevehertz]

Originally Posted by Boom

It used to be the case that absolutely every repairman carried a neon screwdriver and the very first thing they did was to touch it against the chassis to see if it lit and therefore the chassis was live. This was especially the case in ye olden days because as well as having a two pin connector on the radio many mains wall sockets were also reversable two pin. You might reverse one connector making it safe and someone else might then reverse the other bringing the chassis alive again!

I don't know if such neon screwdrivers are still available.

Were'nt they blamed for giving unqualified bodgers a false sense of security?