Sleep monitoring using polysomnography (PSG) in hospitals can be considered expensive, so the preferable way is to use contactless and wearable sensors to monitor sleep daily by patients at home. In ...

The purpose of this research is the design of the water clarity monitoring system in the aquarium can detect the level of clarity/turbidity of water at a certain level, using Arduino Uno ...

Oscilloscope Capabilities Monitor up to 4 voltage channels (0 to 5V). Can display frequencies up to 3kHz. Stabilizes the wave on the screen using a simple trigger. Identify the frequency of the wave ...

Build a simple LPG gas leakage detector using Arduino and MQ-5 sensor. This beginner-friendly project features buzzer and LED alerts, circuit diagram, and complete Arduino code for home safety.