NEW Stepper motor Pulse Signal Generator module/driver controller*/Speed Regulator

Description:

power supply: DC;

font-size: 18px; line-height: 27px; text-indent: 45px; ">15-160VDC OR DC; font-size: 18px; line-height: 27px; text-indent: 45px; ">5-12VDC (anyone is ok)

-- .motor reversing and the rotation, stop and run can be controller by keys.
-- motor speed can be controlled by adjusting the potentiometer.

REQ  , Pulse frequency signal
PWM ,PWM signal

Now controller have 3 choose mode ,High,Middle,Low 3 frequency signal to choose by jump pin  .
Height: 5.8KHZ-127KHZ 
Middle: 590HZ-15.8KHZ
Low: 82HZ-2.3KHZ

Package
100% Brand New
1 x Stepper motor Pulse Signal Generator module/driver controller/Speed Regulator