The schematic diagram for the Sound Sensor module is shown below. The schematic itself is very simple and needs a handful of generic components to build. ... In the schematic, we have an LM393 op-amp ...

The Sound sensor module is a simple electret microphone based electronic board used to sense external sound from the environment. It is based on the LM393 power amplifier and an electret microphone , ...

A model of a utopian traffic system was designed using Arduino as the microcontroller, LDR, LM393 sound detection sensor module and HW-201 1R sensor. Sensors used: HW-201 infrared (IR) sensor, Light ...

Fig. 2: Sound sensor module. LM393 is used as a power amplifier in the module. It has a built-in preset to adjust sensitivity of the analogue output pin (OUT). Connect OUT pin (or S pin in some cases) ...

The Circuit diagram of smart whistle counter is shown in figure-1, It is based on Arduino Mega 2560 board. LM393 based sound sensor module is used for detection of sound of whistle. It operates at 5V ...

To capture an instant on film or sensor with a camera, you usually need a fast shutter. But alternately a flash can be triggered with the scene in the dark and the shutter wide open. It’s thi… ...

LM393 sound sensor is utilized for sound detection, DHT-11 sensor module for temperature and humidity monitoring, and MQ-135 gas sensor for air quality measurement. ThingSpeak's cloud platform and ...