1139
MINI DRILL SPEED CONTROLLER
An easy to build stabilised special power supply for all the hand mini drills. A useful project that lets you adjust the speed of your mini drill according to the job at hand.The speed is not affected by the hardness of the material you drill.The output voltage and sensitivity can be adjusted by two potentiometers.The circuit is built around the well known regulator IC L200. Output voltage: 4-26VDC. Output current: 3-5A. V 20VAC T 20VAC/3A PCB 50x100mm