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Buzzer alarm projects

Final-year project topics built with Buzzer alarm — working builds, abstracts and honest quotation pricing.

Digital Clock with RTC, Alarm and Temperature Display — project thumbnail preview
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Digital Clock with RTC, Alarm and Temperature Display

This project builds a precision digital clock: a DS3231 real-time-clock chip keeps time with temperature-compensated accuracy...

DHT11 Sensor Arduino Nano Arduino IDE
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IoT Poultry Farm Environment Monitor — project thumbnail preview
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IoT Poultry Farm Environment Monitor

This project builds an IoT environment monitor for poultry sheds: an ESP32 node with a DHT22 (temperature/humidity), an MQ-13...

ESP32 Arduino IDE firmware LDR light sensor
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