Quote Originally Posted by Kano
I didn't buy this capability when I got my computer -- how do they measure cadence? Is there a separate wire for that? I wouldn't think it would work right to use the same hardware that's measuring how fast the wheel is going around!
Yes, there is a separate wire and sensor that you install by your pedal to measure the revolutions. I have this one.

http://www.mec.ca/Products/product_d...=1152283292828

Maggie