An easily implementable signal conditioning circuit for resistive humidity and temperature sensors is presented. It is based on a relaxation oscillator in which both the frequency and the duty-cycle ...

The SGP30 is a digital multi-pixel gas sensor designed foreasy integration into air purifier, demand-controlledventilation, and IoT applications. Sensirion’s CMOSens®technology offers a complete ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Contains sensor module examples with Arduino. These examples include BMP180-PressureMeasurement, HCSR04-DistanceMeasurement and Keypad-Example. arduino example arduino-ide temperature pressure hc-sr04 ...

The unilateral wireline nuclear magnetic resonance (NMR) logging sensor is an effective and promising tool for estimating petroleum reservoirs. The flexible printed coil (FPC) is a critical component ...