OSD-GPS (ID): On-screen display GPS board with ID - http://www.icircuits.com/store/prod_osdgpsid.html

OSD-GPS (ID) is an on-screen display board that overlays NMEA 0183 GPS latitude, longitude, heading, speed, time, and optional altitude onto an incoming NTSC or optional PAL video source. In addition, a user defined message like an amateur radio callsign can be overlaid on-screen to meet FCC identification requirements. Requires a GPS receiver like the Garmin GPS35-HVS.