PCB Manufacturing 
PCB Circuit Design 
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ULN2003 SMD Darlington Transistor Arrays (Pack of 5)
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Original price was: ₹320.00.₹153.00Current price is: ₹153.00.
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Sound Sensor – LM393 Module
Original price was: ₹143.00.₹119.00Current price is: ₹119.00.
Sensor : Nex Electronic
Quick View:
1. Working voltage: DC 3.3-5V.
2. IC Chip: LM393
3. Signal output indication.
4. The output is digital.
5. Single channel signal output.
6. With the retaining bolt hole, convenient installation.
7. Output low level and the signal light when there is sound.
🔥 Buy More Save More!
| Quantity | 1+ | 6+ | 11+ | 21+ | 50+ |
|---|---|---|---|---|---|
| Price | ₹119.00 | ₹113.05 | ₹107.10 | ₹101.15 | ₹95.20 |
Estimated delivery dates: Aug 20, 2025 - Aug 25, 2025
LM393 Sound Detection Sensor Module for Arduino detects whether the sound has exceeded a threshold value. The sound is detected via a microphone and fed into an LM393 op-amp.
Features :
Signal output indication.
The output is digital.
Single-channel signal output.
With the retaining bolt hole, convenient installation.
Output low level and the signal light when there is sound.
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Sound Sensor – LM393 Module
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