» Sensors » Touch & Encoding
This quadrature encoder board is designed to hold two infrared reflectance sensors inside the hub of a Pololu 42x19mm wheel and measure the movement of the twelve teeth along the wheel's rim.
Four spindles on the trackball have a tiny circular magnet the end; each of these are paired with an SMD hall effect sensor, which are used to measure up, down, left and right movements of the trackball.
Galvanic skin response measures the electrical conductance of skin. This Grove module makes it easy to measure the response across 2 fingers on a hand.
Forgot Your Password?
Don't Have an Account?Sign Up!