Módulo Grove Sensor de Som (LM386)
Informação do fabricante:
Grove - Sound Sensor can detect the sound intensity of the environment. The main component of the module is a simple microphone, which is based on the L358 amplifier and an electret microphone. This module's output is analog and can be easily sampled and tested by a Seeeduino.
Features:
- Easy to use
- Provides analog output signal
- Easily integrates with Logic modules on the input side of Grove circuits
Warning:
This sound sensor is used to detect whether there's sound surround or not, please don't use the module to collect sound signal. For example, you can use it to make a sound control lamp, but not as a recording device.
Specifications:
- Operating Voltage Range: 5 V
- Operating Current(Vcc=5V) 4~5 mA
- Voltage Gain(V=6V, f=1kHz): 26 dB
- Microphone sensitivity(1kHz): -60~-56dBV/Pa
- Microphone Impedance: 2.2k Ohm
- Microphone Frequency: 16-20 kHz
- Microphone S/N Radio: 54 dB