In this post we are going to construct a car reverse parking sensor alarm circuit using arduino, ultrasonic sensor and 2.4 GHz transceiver module. This project can be add-on feature […]
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Electronic Voting Machine with SD Card Module
In this post we are going to construct a circuit for an Electronic Voting Machine using Arduino and SD card module where the election data is stored in the SD […]
Car Tank Water Sensor Circuit
The article explains a simple car tank water sensor alarm circuit using IC 555 and a pulsating signal on the sensing probes to pevent corrosion on the probes. The idea […]
Interfacing SD Card Module for Data Logging
In this post we are going to interface SD card module with arduino for data logging. We will see overview of SD card module and understand its pin configurations and […]
Clap Operated Toy Car Circuit
In this post we study how to make a simple clap operated toy car circuit using a clap switch circuit and a MIC amplifier, to control its forward and reverse […]
Bluetooth Car Ignition Lock Circuit – Keyless Car Protection
This circuit will allow the user to lock his car ignition using his phone Bluetooth, meaning the ignition can be locked/unlocked only through a specific code from the user’s cellphone […]