1 Jan 1954 Jahr - Transistor radios

Beschreibung:

Regency TR-1 — the first transistor radio the world's first commercially produced transistor radio which they developed 20 million radios in three years. After a year they decided to create a better one the Raytheon 8-TP-1 — the second transistor radio was created In February 1955 which was a much larger portable radio including 4 inch expensive speakers and four transistors.

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