Rogers Vacuum Tube Company
Canadian early vacuum tube manufacturer known for inventing the AC radio.
Last updated August 25, 2026
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Overview
Rogers Vacuum Tube Company was founded in 1925 in Toronto by Edward S. Rogers Sr. It was one of Canada's earliest vacuum tube manufacturers and invented the AC radio, which popularized radio broadcasting. The company later evolved into Rogers Communications Group, focusing on media and telecommunications.
Products and positioning
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