One easy measurement of bicycle 'progress' is a revolution counter on the wheel. Often this is done with a magnet on the spokes and a reed switch or Hall-effect switch on the fork. If you know the wheel circumference you can convert the wheel pulses to both distance and speed.
Please enter a valid email to subscribe
We need to confirm your email address.
To complete the subscription, please click the link in the
email we just sent you.
Thank you for subscribing!
via Egeo 16