You might mention that his microwave oven could be a much greater
concern -- and if you're so inclined, buy a microwave leak detector
and let him borrow it -- it would show your concern, knowledge, and
your willingness to help him out.
Smoking & use of hand held mobile phones are two points I have used,
in addition to simply keeping the windows closed (concrete buildings &
I recently had a neighbor who threatened to cut my antennas down over
his concerns about radiation & once the police were done with him, I
got to be the first amateur station to go through a radiation test in HK.
My concern, knowledge & willingness when he first moved in two floors
below me were a complete waste of time, but Dave's suggestion is exactly
how to approach such a situation - especially when the other folks exhibit
at least a shred of reasonableness, which is often hard to come by here.
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions and ask for Sherman, W2FLA.
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