 By 1915, he was working as an electrical contractor in New Haven, before serving as a radio operator in the US Navy.In 1922, Lubinsky founded The Radio Shop of Newark, in Newark, New Jersey, and in 1923 set up a radio station, WRAZ, which changed its title to WCBX and then, in October 1924, to WNJ.The station operated from the attic of Lubinsky's home before its studio in Newark opened in 1925.