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30 August 2013, 21:23
It will depend on the strength of the impulse, so a difficult question to answer fully,... certainly what you describe is already a Faraday cage, but adding more protection is better
Take the hand held radios we both carry with us to work,.. we have them a cardboard box, and wrapped in foil, the type that goes behind radiators,... but we then put that box in a 10 inch metal money box.
Its carried [ with a few other things ] in a small rucksack
Take the hand held radios we both carry with us to work,.. we have them a cardboard box, and wrapped in foil, the type that goes behind radiators,... but we then put that box in a 10 inch metal money box.
Its carried [ with a few other things ] in a small rucksack
A major part of survival is invisibility.