I HAVE TWO DATA AQUISITION SYSTEMS FROM TRAC MATE.
BOTH USES GPS AND COME WITH SOFTWARE TO ANANYLIZE DATA.
THE LOWER COST VERSION OF THEIRS DOES NOT INCLUDE THE DASH UNIT THAT KEEPS TRACK OF LAP TIMES, BUT BOTH COME WITH SILVER BOX THAT IS DATA UNIT.
SORRY DASH UNIT NOT SHOWN IN PHOTO IT IS AT SHOP IN MY GEAR BAG, I WILL GET IT AND POST LATER.
$600 NEW
$450 FOR ONE WITH DASH LAP TIMER, AND DATA RECORDER.
$250 FOR ONE THAT JUST RECORDS DATA TO BE DOWNLOADED IN PITS AND REVIEWED.