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An RTL-SDR Spectrum Analyzer

Leader Electronics Model LAG-120B LAG120b Audio Generator Freq HZ Attenuation DB

Tutorial: Arduino and the MSGEQ7 Spectrum Analyzer

Adafruit has released a tutorial showing how to build a portable TFT screen based Raspberry Pi RTL-SDR spectrum analyzer that was inspired by the HackRF portapack. Construction of the project is very simple and the “FreqShow” python software is provided as a simple download that is ready to run once the RTL-SDR is installed on the Raspberry Pi. [...]

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Tutorial: Arduino and the MSGEQ7 Spectrum Analyzer

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