Resistors - not quite ten a penny!

[Mark Hennessy]

I was referring to that - oddly, I also raised this point in the previous thread that you referenced: http://golbornevintageradio.co.uk/forum/...9#pid46479

Its the "rated continuous working voltage" (RCWV) that needs to be looked at...

Yes, I'd spotted that. It's an important point that bears repeating - voltage ratings generally deserve more attention than they get; that's because today, high voltages are the exception, not the norm. It was different back in the day