The Photogate Head monitors the motion of objects passing through its gate, counting events as the object breaks the infrared beam.Includes a swivel mount to attach to a photogate bracket. It does not include the heavy base and standard rod of the Accessory Photogate (ME-9204B). Can be used with ScienceWorkshop interfaces or with PASPORT interfaces using Digital Adapter (PS-2159).
 
 
Typical Applications:

·    Conduct basic motion experiments

·     Measure acceleration of freefall

·     Measure pendulum periods