G By Freefall Apparatus. This premium apparatus, from Frederiksen, allows accurate and reproducable free fall experiments to be carried out. The release mechanism at the top sends start pulse to the timer when the ball is released, and stop pulse is generated when the ball hits the contact plate at the bottom.• Connections via standard mm safety connectors• No external power supply required so no risk of overheated coils• Four gold-plated steel balls and ping-pong ball with metal thumb tacks included• Includes mirror to minimize parallax errorsRequires separate timer (FO140110), stand and cables (not included).
