CoolVT detects motion within the NTSC or PAL video sequence at 30 or 25 fps respectively
Trigger area can be resized and moved by the user with the mouse cursor
Detection threshold can be adjusted by the user
When a video trigger is detected, a TTL trigger pulse is sent out a special adapter on the pc parrallel port which is used to trigger a high speed camera
You can adjust the video sample rate from very slow to the NTSC or PAL frame rate.
Low cost solution to difficult trigger applications