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The NanoVNA Tuning Procedure, Step by Step
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PCB Design//JUN 20, 2026

The NanoVNA Tuning Procedure, Step by Step

A practical guide to calibrating your NanoVNA, setting up the test bench, and tuning matching networks using Smith chart landmarks.

Read Protocol →

Why Your Antenna Needs a Counterpoise, and Why Small Devices Struggle

A monopole is only half an antenna. Explore why tiny devices struggle with ground plane counterpoises and how to avoid measurement pitfalls.

PCB Design
6 min read→

Tuning an RF Matching Network with a NanoVNA: Start Here

An introduction to RF matching networks, return loss, S11, and S21. Learn how to prevent power reflections without complex math.

PCB Design
5 min read→

Measuring a Small Antenna Honestly: Chokes, Reference Planes, and Knowing When to Trust the Number

Learn how to use ferrite chokes and bazooka baluns to isolate your measurements from cable interference and obtain reliable antenna impedance data.

Field Testing
6 min read→
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