FDMA, TDMA, CDMA, OFDMA, and SDMA: Key Differences and …
WEBJan 22, 2013 · The best example of this is the cable television system. The medium is a single coax cable that is used to broadcast hundreds of channels of video/audio programming to homes.
What’s the Difference Between PNP and NPN? - Electronic Design
WEBOct 28, 2022 · The basic principle of any BJT is to control the current of a third terminal with the voltage between the other two terminals. The principle of operation of NPNs and PNPs is exactly the same.
DC-DC Converter Design Basics (Part 3): Buck-Boost Converters
WEBOct 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 ...
What’s The Difference Between Watts And Volt-Amperes?
WEBMay 2, 2012 · The Watt is the SI unit of power -- Volts times Amperes in direct-current systems, but when dealing with alternating current, if you introduce a reactive (non-resistive) load, Volts and Amps are ...
Understanding EMI Filters: The Bare Essentials
WEBJul 20, 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 ...
An Introduction to the SAE J1772 and CCS EV Charging Interfaces
WEBJul 5, 2023 · In its latest revision, J1772 supports single-phase ac charging across a wide range of power levels, ranging from a 120-V connection provided by a 15-A household outlet (1.44 kW) to hardwired 240 ...
Understanding Modern Digital Modulation Techniques
WEBJul 14, 2021 · 1. Three basic digital modulation formats are still very popular with low-data-rate short-range wireless applications: amplitude shift keying (a), on-off keying (b), and frequency shift keying (c).
Selecting Fuses: Simple Procedures to Get the Right Overcurrent ...
WEBAug 1, 2010 · Where: I INPUT(MAX) = Current determined from Equation (1) or a dc-dc converter datasheet. K TEMP = Temperature derating factor determined from Fig. 1.. The lowest suitable fuse rating is obtained ...
Fundamentals Of Crystal Oscillator Design
WEBSep 7, 2012 · 6. The small signal-model of a Pierce oscillator can be used for calculating the impedance presented to the crystal by the three-point oscillator so the negative resistance and load capacitance ...
9 Different Types of Sensor Transmitters - Electronic Design
WEBJun 10, 2021 · Sensor transmitters are used to meet the disparate needs of industrial measurement and its data transmission. This article explores nine types of transmitters used in various ...