Sound Detection Sensor LM393 Chip
R14.90 Inc VAT
LM393 Sound Detection Sensor Module for controller detects whether the sound has exceeded a threshold value. The sound is detected via a microphone and fed into an LM393 op-amp. The sound level setpoint is set via an onboard potentiometer.
Can be used for Acoustic control light; give sound and light alarm working with Photosensitive sensor
Note: The Maximum induction distance is 0.5M
Features
- 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,output low level and the signal lights
What's in the box?
1 x LM393 Sound Detection Sensor
Resources
Find help with this sensor at https://www.instructables.com/id/Sound-Sensor-Raspberry-Pi/