Hi I have added a transistor to the output of a servo controller board to allow me to power a bigger motor from the same board. But i only get control over the motor in one direction not in both, I have read in the past about audio amplifiers, and that they use two or more transistors in order to…

transistor help

spruce_m00se August 24, 2012, 4:20pm 6

READING

in the meantime , im willing to be that this photo is the original h bridge,

servo h bridge.png