Antique Wireless Communications Revisited
Feb 01, 2020
3 minutes
BY IRWIN MATH,* WA2NDM
n previous columns, we have described various antique methods that were proposed to allow communications without wires in the “olden days.” These columns usually result in many comments from readers as obviously there is interest in what our predecessors tried to accomplish. In the September 2018 column, for example, we described an antique method of wireless communication using inductive loops which resulted in a number of comments. To very quickly review that column, we basically described a system that used a large coil of wire, a
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