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Hello again automationman, first of all my apologies for stating the 'isolated 'earthing rod , should have know better, also , the RCD yes I do appreciate that this has no bearing on my particular 'problem'..and does not come into the picture. Incidentally there is one of those miniature fenced...

Again gents, many thanks for your replies, including the nostalgic memories! First of all Ericmark, you hit the nail on the head: Yes 'ham radio ' is the name of the game here, but let me hasten to add ,chaps , A qualified electrical engineer I am definitely NOT,. Above all ,my original query...

Thanks gentleman for the replies to my query... Paul c, appreciate the remarks re capacitance , earth/chassis , which I assume also has a bearing with BernardGreen's reference to the old AC/DC , live chassis of 'yesterday'. Perhaps I should have been a little clearer in my explanation re...

I recently 'drove' a 6 ft copper earth rod fully, into the ground beneath my upper floor ,bedroom window to provide , what I thought would be a 'good earth point' ! Surprised to find that on connecting a substantial earth wire(about 7metres in length) to a radio metal chassis , there was a...