magictransistor reblogged
cmog-deactivated20230215
Radio Set; Hunt Glass Works, Inc. (Hunt & Sullivan), circa 1920. [Corning Museum of Glass]
Source: cmog.org
Source: magictransistor.com
#Wrist-Watch Radio#miniature#radio#reciever#U. S. Bureau of Standards#MagicTransistor#Radios#Internet Radio#Wrist-Watch\#Watch#co-operative#research#industry#battery#operated#midget#midget radio#ceramic#plastic#radio broadcast#transistor radio#miniature transistor#microtube#reasearch#short waves#radio transciever#standard radio broadcast#tiny radio#tubes#tiniest
Zenith F-450-P2 Tube Transistor
Source: magictransistor.com