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HC-SR04 ultrasonic projects
Final-year project topics built with HC-SR04 ultrasonic — working builds, abstracts and honest quotation pricing.
Built to order
Automatic Sliding Door Opener with PIR and Safety Sensing
This project builds a working model of an automatic sliding door: a PIR sensor detects an approaching person, an ESP32 drives...
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Built to order
Dam Water Level Telemetry Reporter with Dashboard
This project builds a reservoir telemetry reporter: an ultrasonic sensor watches the water level in a gauge well, the control...
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Built to order
E-Waste Bin Fill Monitor using ESP32
This project tells recyclers exactly when to collect e-waste: an ESP32 node with an HC-SR04 ultrasonic sensor measures the fi...
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