Range hood sound sensor module
Product features: the MCU of this product adopts 32-bit M0 series arm to perform Fourier transform on the discrete digital signal after AD conversion, analyze and process the signal in the frequency domain, effectively distinguish noise and signal, and greatly reduce the probability of false triggering.
Detail
Function Description:
The module can recognize the "pricking" sound generated when vegetables, meat, eggs, etc. are put into the hot oil pan during cooking, and output the recognition result to the external equipment through a level signal to control the range hood
Start or acceleration of motor.
Technical parameters:
Operating voltage: 5VDC ± 0.5vdc
Working current: < 30mA
Signal level: 0 - 3.3vdc
Identification frequency range: 50Hz-20KHz
Reaction time: < 0.5s
Temperature range: 0 ~ 85 ℃
Size: 100.0mm x 60.0mm x 30.0mm (length, width and height)
