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    Linear RF Power Amplifier (PA) Design Theory and Principles online course – RAHRF562

    Linear RF Power Amplifier (PA) Design Theory and Principles online course – RAHRF562

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      • Rahsoft RF Certificate
      Linear RF Power Amplifier (PA) Design Theory and Principles online course – RAHRF562

      Linear RF Power Amplifier (PA) Design Theory and Principles online course – RAHRF562

      $400.00 $300.00
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    Ali Ghafoor Chaudhry

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    • Author Ali Ghafoor Chaudhry
    Showing 1-10 of 110 results
    Ali Ghafoor Chaudhry

    SATCOM Link Budget – Spectral efficiency and Throughput

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    January 2, 2023
    0

    Previously, Link budget calculations for SATCOM have been presented for both downlink as well as uplink, where we discussed key parameter ‘SNR’ of any communication link. For details of SNR calculations, read here: Link budget calculations for SATCOM – Downlink …

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    Ali Ghafoor Chaudhry

    SATCOM Link Budget – MODCOD

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 31, 2022
    0

    Previously, Link budget calculations for SATCOM have been presented for both downlink as well as uplink, where we discussed key parameter ‘SNR’ of any communication link. For details of SNR calculations, read here: Link budget calculations for SATCOM – Downlink …

    Read More
    Ali Ghafoor Chaudhry

    Link budget calculations for SATCOM – Uplink

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 28, 2022
    0

    For discussions regarding SATCOM downlink, read here: Link budget calculations for SATCOM – Downlink This post explains the mathematical equation used to calculate the SNR of SATCOM uplink, or in other words, SNR of ground terminal signal as received at …

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    Ali Ghafoor Chaudhry

    Noise Temperature and G/T of Ground Terminal (Receiving System) in SATCOM

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 27, 2022
    0

    We have presented link budget calculations for SATCOM downlink in a previous post, where we described mathematical equation to calculate input SNR of ground terminal (receiving system). For details, read here: Link budget calculations for SATCOM – Downlink. The SNR equations …

    Read More
    Ali Ghafoor Chaudhry

    Antenna Gain of ESA Terminal (Ground Station) in SATCOM

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 26, 2022
    166

    We have presented link budget calculations for SATCOM downlink in a previous post, where we described mathematical equation to calculate input SNR of ground terminal (receiving system). For details, read here: Link budget calculations for SATCOM – Downlink. The SNR …

    Read More
    Ali Ghafoor Chaudhry

    Free-Space Path Loss (FSPL) in Wireless Links

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 25, 2022
    0

    Free Space means a propagation medium for electromagnetic (EM) signal such as space, air, or vacuum; whereas Free-Space path loss (FSPL) means the attenuation of EM energy as it propagates through free space. Mathematical modelling of FSPL assumes that following …

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    Ali Ghafoor Chaudhry

    Link budget calculations for SATCOM – Downlink

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 24, 2022
    4

    For discussions regarding SATCOM uplink, read here: Link budget calculations for SATCOM – Uplink This post explains the mathematical equation used to calculate the SNR of SATCOM downlink, or in other words, SNR of satellite signal as received at ground terminal. …

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    Ali Ghafoor Chaudhry

    Noise-Figure Measurements using Spectrum Analyzer

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 20, 2022
    10

    Gain Method: Noise Figure (NF) can be measured, with a spectrum analyser, by using a procedure called Gain-Method. Note that following condition needs to be met by the Device-under-Test (DUT) for correct measurement: DUT (e.g., Receiver) output noise floor should …

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    Ali Ghafoor Chaudhry

    Phase-Noise contributors in a PLL circuit – Part 1

    • Posted by Ali Ghafoor Chaudhry
    • Categories Blog, RF Topics
    • Comments 0 comment
    December 3, 2022
    0

    In this blog, we will explore individual Phase-Nosie contributors in a Phase-Locked Loop, how they get shaped by closed loop, and how they combine to produce typical Phase-Noise profile of a PLL. This fundamental understanding is vital in optimizing Phase-Noise …

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    Ali Ghafoor Chaudhry

    Demystifying Error Vector Magnitude (EVM)

    • Posted by Ali Ghafoor Chaudhry
    • Categories Uncategorized
    • Comments 0 comment
    November 27, 2022
    7

    Have you ever imagined of a single parameter that entirely captures the performance of your RF line-up? Yes, Error Vactor Magnitude (EVM) is such a powerful metric that it encapsulates the information regarding system linearity, noise floor, and phase-noise simultaneously. …

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