Modern cars must have reverse parking sensors, as these give sound and light signals to help driver avoid crash when going back. Sensors use infrared or ultrasonic to find objects behind car. Also, this article for Reverse Car Parking Sensor Circuit using IC LM358 op-amp is to make simple reverse parking sensor circuit. Here, the […]
Sensors and Detectors
Simple Alcohol Detector Circuit using IC LM393
In this post, we show how to make Simple Alcohol Detector Circuit using IC LM393, this circuit uses LEDs, resistors, capacitor, MQ-3 sensor and LM393 IC. Alcohol detector find alcohol gas in air and give warning through light or sound. Today, this article explains the MQ-3 sensor, the MQ-3 is a common alcohol sensor used […]
Solar Tracking Circuit using Arduino
Today solar power is very important because world need clean and green energy, also solar tracking help make solar panels work better. Move solar panel with sun all day so panel get more sunlight and gives more power. Solar Tracking Circuit using Arduino is smart, DIY and fun project and Arduino is open-source board which […]
DIY Temperature-Controlled Fan Circuit with Arduino
Modern devices and homes need good temperature control and this circuit help gadgets live long and make place comfortable. One example is fan with temperature control, fan change speed by room temperature and this keep temperature okay, save power and with less noise. Furthermore, the LM35 sensor measures the temperature and when the temperature becomes […]
Arduino Based Air Quality Monitoring Circuit
Arduino Based Air Quality Monitoring Circuit, check bad stuff in air like CO2, VOCs and PM, it uses Arduino microcontroller and many sensors to check air quality. Furthermore, Arduino read sensor data and then send to computer or cloud or show on small screen (LCD). Also, people like this design because it is cheap, easy […]
How to Create a Water Level Sensor Circuit with Arduino
For fun and learning project, we will learn about basic electronics, coding and sensor uses. Here, we will learn How to Create a Water Level Sensor Circuit with Arduino and this guide teaches us how to make water sensor. Furthermore, it is good for stopping overflow, checking water in tank or auto watering plants. We […]