Ramsey Microwave Motion Detector MD-3 Kit

A microwave detector is useful when you need to control all directions 360 degrees, as well as up and down. We have used it to control the door, the car etc. Easy to build and can be your best safety control. We have also used it to have a cellular phone send alarms to a personal phone. It registers movement from 2-3 m distance.

• True microwave Doppler shift operation
• Unaffected by heat, light, sound, humidity or temperature
• A real microwave transmitter / receiver - runs at 1 GHz
• Controls any load up to 250 ma, 30 volts
• Runs on 9 to 15 volts DC, ideal for car burglar alarms
• Informative manual answers questions on theory, hook-ups and uses - enhances resale value, too!
• Clear, concise assembly instructions guide you to a finished kit that works first time