Combination time code generator and window dub inserter includes all features of WG-50 adding the following: Generates SMPTE time code in drop/non-drop frame format Jamsync mode jams to time code input and outputs new time code Simple "on screen" preset of time code and user bits Run/stop operation using front panel momentary switch Selectable 30/60/90/120-second automatic generator backtime Make a window dub copy while recording time code on source tape