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"In 1950 my grandfather gave an Armistice Day speech that was broadcast over a local radio station. That station provided him with a 16” transcription of that speech. Due to its fragility and the warning that it would deteriorate significantly after just a few playings, to my knowledge it was never played. I checked locally and there was no ..."


The unit of electrical resistance, defined as a unitary voltage/current ratio. The higher the temperature of a substance, the greater the resistance. Resistance depends upon length, area and material used in a wire. A copper wire 0.1 inch diameter and 1,000 ft long has a resistance of l Ohm.