portable Vector Network Analyzer

Example measurements.


A collection of example measurements. Some measurements are available as .vnaproj files in the software section. You can download the software and import the project files in order to explore the measurements and the software functions.


A 36 MHz Quartz Crystal:




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Measurement plotted as Impedance/Phase on a XY Plot and in a Smith Chart.


Attenuator, noise floor and dynamic range measurements:



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A set of attenuators in S12 measurement: 0 dB, -10 dB, -15 dB, 20 dB, -30 dB, -40 dB and -50dB from 100 MHz to 800 MHz.

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Noise floor at around 350 MHz; 10 times averaging was used for calibration and measurement.


noise floor around 4GHz
Noise floor of S21 measurement at around 4GHz


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Performance <1 MHz: Noise floor from 500 kHz to 1 MHz


Antenna Analysis


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2.4 GHz WLAN antenna: frequency scan from 1.6 GHz to 2.7 GHz. Gain(dB) and VSWR (top) and Smith Chart (bottom)