Description
Module KY-037 is a highly sensitive microphone, which detects sounds with loudness above a given threshold. This module can be used to detect clicks, claps, steps, turning on the light, etc.. Also, this module can be used in security systems.
The module board has 4 output:
- A0: conducts voltage, which corresponds to the loudness level of the surrounding noise
- G: common wire ("ground")
- D0: transmits a logical signal that the volume threshold has been exceeded
- +: provides module supply voltage
Characteristics:
- Supply voltage, IN 3,3 … 5
- Working temperature, °C 0 … +70
- Mounting hole size, mm 3
- Module dimensions, mm 34 x 16
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