His first assignment was to develop an electron multiplier to go with the Image Orthicon. The image orthicon (sometimes abbreviated IO), was common in American broadcasting from 1946 until 1968. In 1936, he made the orthicon technology practical. In 1985, he started producing videos with his own Orthicon Ghost Productions. KQTV had one very large General Electric black & white image orthicon TV Camera. The station's two studios shared two DuMont TA-142 Image Orthicon monochrome camera chains. At the Olympic summer games, orthicon tubes supplanted the earlier iconoscope tubes. Up to 1962, television studios used 3-tube image orthicon cameras for programmes in colour.