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Old 12th Aug 2014, 10:32 pm   #2
Tractorfan
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Join Date: Mar 2008
Location: St. Frajou, l'Isle en Dodon, Haute Garonne, France.(Previously: Ellesmere Port, Cheshire, UK.)
Posts: 3,177
Smile Re: Rediffusion Music/Speech Swich Box

Hi,
When I was a lad, our nextdoor neighbour had a Philishave with just such a plug and a bayonet lampholder adaptor. I think it contained a wire wound resistor and a 110/240volt selector between the pins.
It would also contain some asbestos, so be careful!
Cheers, Pete.
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