Table 2 Comparison of different types of sound sensors

Our sensor

Piezoelectric accelerometer

l: 39 mm

w: 23 mm

h: 13.5 mm

13.5 g

9200 mV/g

Endevco 752A12

Piezoelectric accelerometer

h: 23.6 mm

13 g

100 mV/g

PCB 393 C

Piezoelectric accelerometer

Φ: 57.2 mm

h: 54.9 mm

885 g

1000 mV/g

Analog devices ADXL354

MEMS accelerometer

l: 6 mm

w: 6 mm

h: 2.1 mm

0.26 g

400 mv/g

Bosch Sensortec BMA456

MEMS accelerometer

l: 2 mm

w: 2 mm

h: 0.65 mm

<0.1 g

300 mV/g