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.
Back to Basics: Impedance Matching (Part 1) - Electronic Design
WEBOct 24, 2011 · Here, the 36-Ω impedance of a λ/4 vertical ground-plane antenna is matched to a 75-Ω transmitter output impedance with a 52-Ω coax cable. It’s calculated as: ZQ = √(75)(36) = √2700 = 52 ...
Understanding Modern Digital Modulation Techniques
WEBJul 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 ...
What’s The Difference Between Bit Rate And Baud Rate?
WEBApr 27, 2012 · For instance, in quadrature PSK there are two bits per symbol. Using this arrangement and two bits per baud, the bit rate is twice the baud rate.
What’s the Difference Between PNP and NPN? - Electronic Design
WEBOct 28, 2022 · 2. A PNP transistor has a layer of N-doped semiconductor between two layers of P-doped material. 3. An NPN transistor has a layer of P-doped semiconductor between two N-doped layers. The junctions ...
2021 Top 50 Electronics Distributors List | Electronic Design
WEBNov 10, 2021 · To join the conversation, and become an exclusive member of Electronic Design, create an account today!
Understanding EMI Filters: The Bare Essentials - Electronic Design
WEBJul 20, 2021 · EMI is simply noise interference caused by external electromagnetic waves. EMI can lead to the performance degradation of any electrical equipment design within range by inducing unwanted currents ...
What’s The Difference Between HBM, CDM, And MM Test?
WEBMar 3, 2014 · Usually, the stress level of MM ESD is approximately 10 times lower than that of HBM ESD. Also, the protection voltage level for HBM typically is ~2 kV while for MM it is ~200 V and for CDM it is ...
What’s The Difference Between Watts And Volt-Amperes?
WEBMay 2, 2012 · W and VA are both units of measurement for power, but that’s where the similarity ends. Watts do work or generate heat, while volt-amperes simply provide you with information you need to size ...
Welcome To Antennas 101 - Electronic Design
WEBJul 29, 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 ...