For Blocked-to-Blocked and Unblocked-to-Unblocked transitionsVernier photogates have an electronic timing resolution of 1 microsecond. You will, however, typically get measurements with as much as +/-25......
Parker Moreland did an excellent analysis on measuring g with a photogate and suggests a procedure for minimizing error. This article also includes a formula......
The accuracy is ±2% of reading or ±3°C, whichever is greater @ 18 to 28°C ambient operating temperature. For the full specifications, see: Specifications and......