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making this board ideal for applications requiring penetration through challenging RF environments or extended range coverage beyond standard 50-100 meter indoor limits
Door Lock / Access Control System: Build a password-protected electronic lock using the keypad with an Arduino and solenoid or servo motor for secure entry
3V - 5V DC) 2 GND Ground connection 3 OUT Digital output - LOW when object detected
starting with conservative settings and gradually increasing responsiveness as you gain experience
ACS712 30A Hall Current Sensor Module making this board ideal forACS712 30A Hall Current Sensor Module Accurately measure AC and DC currents up to + 30A with this ACS712 based Hall effect current sensor module. Designed for easy integration with Arduino, ESP32, and other microcontrollers, this module outputs an analog voltage proportional to the current flowing through its sensing terminals ideal for energy monitoring, overcurrent protection, and power management projects. Available at The Engineer Store, Bengaluru
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