T i m expressed precisely :
2) How did the missuse of the term 'Kettle lead' come about? (when I
first saw both I realised there was a difference and guessed for a
good reason)?

Or maybe you can get 'hot', non notched plugs?

I didn't know about the 'notch', but the correct name for them is an
IEC plug.

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Regards,
Harry (M1BYT) (L)
http://www.ukradioamateur.co.uk