An encoder is an electromechanical device which generates an electrical signal depending on the position or the displacement of the measured item. In mobile robotics, rotary encoders are used to measure the movement (direction and speed) of each of the wheels of the robot.
There are 7 products.
This Optical Encoder Pair Kit for Micro Metal Gearmotors is designed for fitting to the rear of Polulu micro metal gearmotors with extended back shafts. You also get two pairs of toothed wheels in different dimensions, so you can choose your resolution.
With this pair of Pololu 12 CPR, 2.7–18V magnetic encoders for micro metal gearmotors, you can equip your micro metal gearmotors with quadrature encoders with Hall effect sensors and a magnetic disc. They are designed specifically for Pololu micro metal gearmotors that have an extended back shaft.