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Fundamentals of Current Measurement: Part 3 – Funnel Amplifiers Publish Date: 2019-01-23

Funnel amplifiers allow high side current measurements in systems where the load’s power supply operates at a higher voltage than the measurement circuitry.

Fundamentals of Current Measurement: Part 2 – Current Sense Amplifiers Publish Date: 2018-11-07

How to accurately and safely amplify the low-level voltage generated by current sense resistors into a relatively large voltage that’s more easily measured.

How to Use Photodiodes and Phototransistors Most Effectively Publish Date: 2018-09-11

Photodiodes and phototransistors are key to many applications, but they require special electrical, optical, and mechanical considerations.

Makers and Engineers: Get to Know Your Instrumentation Amplifier for Accurate IoT Data Capture Publish Date: 2018-06-19

Instrumentation amplifiers (INAs) accurately capture low-level differential signals from a sensor, but users need to choose and apply them carefully.

Transistor Basics: NPN & PNP Using 2N3904, 2N3906, 2N2222, and 2N2907 Publish Date: 2017-12-21

A brief discussion of transistors ranging from their history, what they are, how they work, how to choose an appropriate one, and application examples.