Build Your Own Scalar Network Analyzer to Test Frequency Response of Filters and Networks
Test Equipment

Build Your Own Scalar Network Analyzer to Test Frequency Response of Filters and Networks

Radio Frequency Network Analyzers is one important tool required for testing the frequency response of filters and networks, but as we all know, buying a regular RF test equipment can be quite the expenditure. This was why hobbyist Stephen Merrifield, who after seeing the increased need...

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Arduino Network Analyzer
Arduino

Arduino Network Analyzer

Brett Killion has published his Arduino shield a Network Analyzer on an Arduino Shield which covers from 0-72MHz. The network analyzer shield uses an Analog Devices AD9851 DDS chip clocked at 180MHz which will output a sine wave at any frequency from 0Hz and 72MHz. The DDS output is...

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DIY SWR and Power Meter
ArduinoTest/Measurements

DIY SWR and Power Meter

diycrap.blogspot.com has build a SWR and power meter based on Arduino Nano and LCD display: First of all, this SWR meter in this article is not exactly homebrew, as I based the circuit on the schematic in the excellent book Arduino Projects of Amateur Radio. Although I bought the...

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