Nagy érzékenységű mikrofon érzékelő érzékelő modul AVR PIC KY-037 hang érzékelő érzékelő modulhoz Hang érzékelő
High Sensitivity Sound Microphone Sensor Detection Module For AVR PIC KY-037 Sound Detection Sensor Module Sound Sensor
Size:32mm*17mm*8mm(length*width*height)
Main chip:LM393, Electret condenser microphone
Working voltage: DC 4-6V
Signal output indication
Single channel signal output
The output effective signal is low level
When there is sound, outputs low level and the signal light
Can be used for Acoustic control light , give sound and light alarm working with Photosensitive sensor ,and sound control, sound detect
Circuit board output switch quantity
Note: The Maximum induction distance is 0.5
1005002433341761 - dingheke