UDISCO L6 circa 1927 - January 2023 - Silicon Chip Online
There was a least one Australian company that developed the battery-powered triode valve TRF wireless receiver of the early 1920s to its limit: UDISCO, the United Distributing Company. When advertising, UDISCO would often draw attention to the single dial control they used. by Dennis Jackson
United Kingdom New South Wales Ernest Fisk Marconi Osram United Distributing Company United Distributors Ltd Patent No
Source: siliconchip.com.au