Originally Posted by
JohnDThompson
For a Gitane you need the Huret "Multito" belt-driven odometer to stay authentic:
There was a vintage computer in 1974, it used needle readouts for cadence and speed, and hall effect sensors, pretty amazing for 1974, it was expensive. Ron Skarin used one on the road and track. I forget the name, Barry Wolfe was seen often promoting them, no trip odometer, they were for pacing cadence vs speed. The Avocet killed them off.