Tektronix TDS1000 Series - Triggering on a Video Signal

Application Examples
62
TDS1000/2000-Series Digital Oscilloscope User Manual
Triggering on a Video Signal
You are testing the video circuit in a piece of medical equipment and
need to display the vi deo output signal. The video output is an NTSC
standard signal. Use the video trigger to obtain a stable display.
CH 1
75 Ω terminator