What is a PLL Frequency Synthesiser: has does it use a phase locked loop? @ElectronicsNotes
What is a PLL Frequency Synthesiser: has does it use a phase locked loop?  @ElectronicsNotes
Uploaded July 2026 | Updated September 2026, 2 weeks ago
In this short video I explore the basics of the phase locked loop based frequency synthesiser or indirect digital frequency synthesizer to use its other name.

I look at how it uses the basic frequency synthesiser incorporates a digital divider into the loop so it converts it into a useful oscillator creating a very stable frequency source on a variety of different frequencies.

I also explain that a fuller explanation is contained in my long form video:

Check out my full video: youtu.be/5K7Pvc5fxZI

Check out my web page detailing the operation of digital PLL frequency synthesisers: electronics-notes.com/articles/radio/frequency-synthesizer/pll-indirect-digital-rf-synthesizer-basics.php

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What is a PLL Frequency Synthesiser: has does it use a phase locked loop?

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