Word: effecs
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Dates: during 1933-1933
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...amplifier which Physicist Edward Elway Free built for Commander Macneil, builds up the fog-eye's currents until they are strong enough to turn on warning lights, ring a gong. The fog-eye can detect differences of temperature of one-fifty-thousandth of a degree Centigrade. Its theoretical effec- tiveness is the heat of a candle eight miles away. The amplifier reacts to direct electrical currents as small as one-five-billionths of an ampere or, said plump Dr. Free at the fog-eye demonstration, "about what is produced in your own pocket by carrying copper and silver money...
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