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Robert Macy[_2_] Robert Macy[_2_] is offline
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Default Completely isolating a mobile phone

On Aug 16, 6:01*am, Man-wai Chang wrote:
I threw it into a tin can then invert it. It still rang when I dialed
its number.

Must I use aluminium foil? Why does Al make a difference?

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Dear Troller,

Wrap in two layers of 1 inch wide copper tape with conductive adhesive
from 3M Corp. Competely enclose.