World Record Attempts such as the Thrust SCC jet car successful attempt to increase the world speed record to faster than the speed of sound requires accurate timekeepers . The Sport Car Club Of America used ALGE timing to record the moment . The system they used was
2 * S4 timers in Time of day Mode.
2 * P4 Printers
3 - Sets of RLS1C/D Photocells (Start, 1K, 1 Mile)