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Understanding EMI Filters: The Bare Essentials
Jul 19, 2021 · 1. This graph shows a conducted differential-mode EMI measurement in a design without an EMI filter. The height of the fundamental (orange and purple) that’s above the target limit line (red ...
3 Ways to Reduce Power-Supply Noise | Electronic Design
Jul 18, 2024 · In addition to the natural output capacitance of the power supply, you might add a series inductor and another filter capacitor to further reduce output noise (Fig. 3).The inductor passes dc ...
Understanding Modern Digital Modulation Techniques
Jul 14, 2021 · These techniques are used in many modern communication systems, such as cellular phones, Wi-Fi, and Bluetooth. Common digital modulation techniques include amplitude-shift keying (ASK), frequency ...
Back to Basics: Impedance Matching (Part 1) - Electronic Design
Oct 24, 2011 · Transmission-Line Matching. This last example emphasizes another reason why impedance matching is essential. The transmitter output is usually connected to the antenna via a transmission line ...
Welcome To Antennas 101 - Electronic Design
Jul 28, 2021 · This article is part of the TechXchange: Antenna Design 101. Download this article in .PDF format. This article was written by Louis Frenzel, author of Principles of Electronic Communications ...
Impedance Matching Basics: Smith Charts - Electronic Design
Jun 28, 2021 · Getting Familiar with the Chart. The Smith chart is made up of multiple circles, and segments of circles arranged in a way to plot impedance values in the form of R ± jX (Fig. 1).A horizontal ...
What’s the Difference Between EMI and EMC in Electronic Designs?
Jun 8, 2023 · An example is the compliance standards in the European Union (EU) that differ from those in the United States. To further complicate matters, the U.S. military employs far more strict standards ...
DC-DC Converter Design Basics (Part 3): Buck-Boost Converters
Oct 4, 2023 · This article is part of the Power Management series: DC-DC Converter Design Basics.. Members can download this article in PDF format.. What you’ll learn: The theory of buck-boost converter ...
The Fundamentals Of Spectrum Analysis - Electronic Design
Mar 22, 2012 · 1. Shown here is a block diagram of a traditional swept spectrum analyzer. Modern analyzers replace much of this analog hardware with digital circuitry (see Figure 6).. The analyzer’s mixer is a ...