dcbwhaley wrote:
I have seen a mains distribution block where if current is drawn by a
master socket all the other sockets are switched on. What is the
correct nomenclature for this arrangment and where can I buy one?


One of these? http://tinyurl.com/el55o (or
http://www.maplin.co.uk/Search.aspx?criteria=L22BK&DOY=15m7)

David