Analogue To Digital Convertor, Excellent System For Demonstrating The Basis Of Digital Communications. An Analogue Input In The Range 0 To 7V Is Converted To A Binary Digital Output In 1V Steps (I.E. 1V Is Represented By 001, 2V By 010, Etc.)
Free Fall Apparatus Economy, for determination of the gravitational constant ft gft, This kit has a wooden base, 1.1m rod and a movable electro magnet, can be moved anywhere on the rod, when the ball is released the timer is triggered and stopped one the ball his landed on the base