How to: Calibrate a Pedometer Using Google Maps

Among the extra features on a good pedometer should be one that reports the physical distance you’ve covered. However, all a pedometer can really do is count steps. It estimates distance by multiplying the steps you took by an average stride distance you’ve entered. It’s very hard to get your average stride length right by actually measuring your steps. But by comparing the pedometer’s estimate to a known distance, you can home in on a correct figure.

Read More at eHow…