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RADIO AM SW/MW RECEIVER WITH CRYSTAL DETECTOR 1920
Автор: Canadian Tesla Technical Museum
Загружено: 2015-10-16
Просмотров: 2081
Описание:
Tesla Projects Laboratory Inc. All rights reserved!
http://www.teslaprojectslab.com
This is the reproduced 1920 AM Mid-Wave / Short Wave High Q Galena Crystal Radio Receiver. Nikola Tesla invented Radio 4-Tuned Circuits with selectable frequencies, antenna and ground connection and patented it with improvements during the period of 1890-1900.
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