PPS output from a GPS is cool! Works well and easily for measuring times. You can almost measure the speed of light since it is accurate to within nanoseconds. It's cheap. With a few GPS units you can send the data slow, later, instead.
PPS output from a GPS is cool! Works well and easily for measuring times. You can almost measure the speed of light since it is accurate to within nanoseconds. It's cheap. With a few GPS units you can send the data slow, later, instead.