Comparison of Capacitive with Induction Sensors. Capacitive sensing involves charging up plates, so it is somewhat slower than inductive: 10 to 50 Hz, with a sensing distance from 3 to 60 mm.

M5Stack CoreS3 Lite is a cost-optimized ESP32-S3-based IoT Vision AI controller providing a cheaper version of the CoreS3 ...

Capacitive proximity sensors include the measurement of human interference. Humans generally have a fixed coupling to earth. The device has a variable coupling to earth (in hand versus on table).

Two tiny ICs and a few passive components can yield a capacitive proximity sensor with excellent sensitivity and extremely fast response time. The circuit’s operation leverages the pulse-front ...

Miniature CQ4 Capacitive Sensor from SICK Quickly Detects Objects and Monitors Fill Levels June 6, 2014 SICK, one of the world’s leading manufacturers of sensors, safety systems, machine vision, ...

Semtech announced the SX9300, an ultra-low power capacitive proximity sensor with on-chip Specific Absorption Rate (SAR) engine for human body detecti. Semtech announced the SX9300, ...

Guest columnist Helen Francis, product marketing manager at Atmel Touch Technology, says that capacitive touch can be used as a proximity sensor In recent years, capacitive touch technology has ...