- 描述
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描述
描述
Grove – Sound Sensor 聲音感測器
聲音傳感器模組是一個簡單的麥克風。基於功率放大器LM386和駐極體麥克風,可用於檢測環境的聲強。輸出值可以通過電位器進行調整。
特徵
- Grove兼容的界面
- 寬電源電壓範圍:4V-12V
- 低靜態電流消耗:4mA
- 2.0cm x 2.0cm枝條模組
- 最小的外部零件
應用程序想法
- 簡單的話筒
- 聲音檢測
產品規格
項目 | 值 |
---|---|
工作電壓範圍 | 3.3 / 5伏 |
工作電流(Vcc = 5V) | 4〜5 mA |
電壓增益(V = 6V,f = 1kHz) | 26分貝 |
麥克風靈敏度(1kHz) | 52-48分貝 |
麥克風阻抗 | 2.2k歐姆 |
麥克風頻率 | 16-20千赫 |
麥克風S / N收音機 | 54分貝 |
原廠文件與範例說明
The Sound sensor module is a simple microphone. Based on the power amplifier LM386 and the electret microphone, it can be used to detect the sound strength of the environment. The value of output can be adjusted by the potentiometer. Features
- Grove compatible interface
- Wide supply voltage range: 4V-12V
- Low quiescent current drain: 4mA
- 2.0cm x 2.0cm twig module
- Minimum external parts
Applications Ideas
- Simple microphone
- Sound detection
For all Grove users (especially beginners), we provide you guidance PDF documents. Please download and read through Preface – Getting Started and Introduction to Grove before your using of the product. DocumentsPlease visit our wiki page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.
Technical Details
Dimensions | 24mm x 20mm x 9.8mm |
Weight | G.W 7g |
Battery | Exclude |
Operating Voltage Range | 3.3/5 V |
Operating Current(Vcc=5V) | 4~5 mA |
Voltage Gain(V=6V, f=1kHz) | 26 dB |
Microphone sensitivity(1kHz) | 52-48 dB |
Microphone Impedance | 2.2k Ohm |
Microphone Frequency | 16-20 kHz |
Microphone S/N Radio | 54 dB |
Part List
Grove – Sound Sensor | 1 |
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