You don’t see them much anymore, but there was a time when any hobbyist who dealt with RF probably had a grid dip meter. The ...

Mike Stewart] powers up a thrust meter from an Apollo lunar module. This bit of kit passed inspection on September 25, 1969.

Forget hunting for a tape measure or a protractor. Use your Android phone camera and sensors to handle different types of measurements easily.

High Performance HF Power meter using Arduino and a Directional Coupler This device can measure power over a wide dynamic range from 10uW to 1 KW and will derive SWR for a 50 Ohm load The front end ...

The TLE5012B is a 360° angle sensor that detects the orientation of a magnetic field. This is achieved by measuring sine and cosine angle components with monolithic integrated Giant Magneto Resistance ...

Abstract: Measurement of electrical parameters such as Inductance (L), Capacitance (C) and Resistance (R)plays an integral role in the real world implementation of the circuits. This paper is focused ...

M5Stack NanoH2 is an ultra-compact, standalone IoT development kit powered by an Espressif Systems’ ESP32-H2 wireless SoC with support for Zigbee, Thread, and Matter, and designed for smart home and ...

Handheld light meters used to be a photography staple, but as cameras with built-in light meters became both more prevalent and reliable, these devices became increasingly obsolete for everyday use.

Elecrow’s “All-in-One Starter Kit for ESP32-P4” is an open-source learning and prototyping platform based on the ESP32-P4 processor, offering AI, multimedia, and embedded features in a single, ...