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Designing of basic circuit designs
Hard disk drive (HDD) protection
Water fountains
Terminal Labelled Positive/Negative
The HC-05 Bluetooth module can connect to other modules in two ways as a master
Sound Sensor (High Sensetivity) flex sensor Designing of basic circuit designsSound sensor module with analog and digital output. It works with supply voltage from 3. 3 V to 5. 3V. It allows you to detect not only the volume of the sound but also the identification of characteristic sound source, therefore you can distinguish the source of the sound. Adjust the on board potentiometer to adjust the sensitivity. The module output HIHG LOW when the voice is Lower higher than the threshold set by the potentiometer. Features:
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