This article outlines the major developments which have taken place in sound transmitter equipment and techniques – from the first experiments before the invention of the thermionic valve, up to the present time. Over the years, high-power transmitters have developed into very sophisticated systems.
This article outlines the major developments which have taken place in sound transmitter equipment and techniques – from the first experiments before the invention of the thermionic valve, up to the present time. Over the years, high-power transmitters have developed into very sophisticated systems.