Technologies
Transistor Radio
Radio
Citation Formats
General Reference
APA Style
BibTeX
The pocket-sized radio receiver built on transistors instead of vacuum tubes, first sold as the Regency TR-1 in 1954 and made a world product by Sony and other Japanese makers. It detached listening from the family living room, gave youth culture its portable soundtrack, and became one of the most manufactured consumer devices of its century.
Facts
Introduced Year OriginRegency TR-1, developed by Texas Instruments and IDEA, released November 1954; Sony's TR-63 of 1957 opened the mass export market. 1 Cross-Tradition Connections
Associated With
The transistor superseded the vacuum tube in broadcast electronics from the 1950s onward; the two entries are the before and after of the same amplification job.
In Medium
Sources
Reader Challenges (0 open reader challenges)
No disputes yet. Spotted an error or a better source? Open the first one.
Sign in to dispute this or suggest a correction.
View At A Past Year
The atlas records no dated fact of its own for this entry, so there is no other year to choose.