Radio World

Researchers Use Light to Measure and Image RF Fields

This article originally appeared in TV Technology. RF simulation software can provide a graphic display of RF fields; however, measuring them usually involves large anechoic chambers and structures on ...
Electronic Design

Using an Oscilloscope

Ok, you want to get an oscilloscope. Where do you start? This TechXchange includes content that will be useful for the operation of a scope in your test environment. This includes considerations like ...
EDN

Using oscilloscope filters for better measurements

Most oscilloscopes are fitted with filters to help improve measurement by reducing overall noise in an acquisition to improve signal-to-noise ratio (SNR). Even the most basic oscilloscopes include an ...
EDN

Measure small LCs with a scope

One of our technicians recently asked for help determining the value of an SMT inductor. It was unmarked, and was many turns of very fine wire on a ferrite core. The resistance measured 26Ω, which for ...
Electronic Design

Bidirectional Bridge with Dual RMS Detectors Targets RF Power, Return-Loss Measurement

Download this article in PDF format. Directional couplers are used in a wide variety of applications to sense RF power, and they may appear at multiple points in a signal chain. In this article, we ...