Up until the 1920s most commercially made radios were imported into Australia but after this date increasing numbers were manufactured locally. All of these were battery-operated until the introduction of mains-operation in1928 while the number of broadcast transmitters increased from eight in 1924 to 31 by 1930.
Some of the first truly compact radios produced in Australia at this time were to be found in cars but they were virtually unusable while movin...
Earphone in case, plastic / metal, made by Regency Division IDEA Inc, Indianapolis, United States of America, 1955-1964
Small, circular, plastic earphone set into a silver coloured plate. A wire clip fits over and behind ear. The earphone is connected by a flexible wire which is covered in plastic to plug for the radio. It is placed into a clear circular box with a lid that lifts and a cardboard label on the base.