In 1920, the company began selling regenerative vacuum tube radio receivers designed by the C. D. Tuska Company, and the following year, in order to increase interest in radio, began operating station WCJ, which was the first broadcasting station licensed in the state of Connecticut."New Stations: Commercial Land Stations", Radio Service Bulletin, October 1, 1921, page 2. Limited Commercial license, serial #232, issued for a 1 year period. However, the receiver sales were ended after the Westinghouse Electric & Manufacturing Company threatened legal action, on the grounds that Tuska's patent rights did not extend to other companies,Radio Manufacturers of the 1920s (Volume 3) by Alan Douglas, 1991, pages 200-203. and WCJ was shut down in late 1922."Alterations and Corrections: Broadcasting Stations", Radio Service Bulletin, January 2, 1923, page 7. WCJ was deleted on December 1, 1922.
