Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
The VCO is just an integrator, as far as SPICE is concerned. If you model the VCO as an oscillator, you have to run in transient mode which takes up a lot of computer resource. I write the model so it runs in AC analysis. The output is a Bode plot of the PLL response.
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