Ramsey Microwave Motion Detector MD-3 Kit Transceivers 1 Watt in will give

1 Watt in will give 60 Watts out

Our own GP antenna with HyGain traps

64 µV AM (80% mod @ 1 kHz)  1-30 MHz

50 ohm unbalanced feed and you have to use a 4:1 balun

Ramsey Microwave Motion Detector MD-3 Kit Transceivers 1 Watt in will giveA 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