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 — 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 ...
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 ...
9 Different Types of Sensor Transmitters - Electronic Design
WEBJun 10, 2021 — 12. The microcontroller is the core component in a smart transmitter. A microprocessor represents the core of smart transmitter. It can not only calculate, store, and process the measured data ...
Understanding Wireless Range Calculations | Electronic Design
WEBApr 3, 2013 — Maximum path loss = transmit power – receiver sensitivity + gains – losses – fade margin. V – maximum path loss = 20 – (–100) + 12 – 12 = 120 dB. Once the maximum path loss has been ...
Understanding EMI Filters: The Bare Essentials
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 ...
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 ...
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 ...
SDR vs. RFSoC: What’s the Better Transceiver? - Electronic Design
WEBSep 9, 2022 — Another advantage of using an SDR with discrete components is that you can bypass numerous components in the RFE, which isn’t possible with RFSoCs. On top of that, the SDR’s RFE allows for ...