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Hi, I recently replaced the toroidal 50VA transformer in a low voltage desk lamp after the old transformer failed. The lamp unit is double insulated, and there is no earth provided. When I switch it on, I am aware of what I can only describe as a faint "buzzy" sensation when I touch the metal...

Hi, I've got a problem with a light fitting on my landing. The fitting has two way switching in the normal way and works. However, when the switches are in the off position, I have 40VAC across the low energy fluorescent bulb which is causing it to flicker. Obviously there should not be any...

Hello, I've just had a house rewired in France by a competent (so they said) local electrician, and I'm surprised to find that he's wired the lighting circuits by switching the neutral so that one side of the light fittings remains live at all times. This is apparently illegal (even in France)...