It looks like a direct fork from retrogram~plutosdr, and it itself is a hack from Ettus UHD RX ASCII Art DFT code for ADALM PLUTO [1]. This version seems to su

It looks like a direct fork from retrogram~plutosdr, and it itself is a hack from Ettus UHD RX ASCII Art DFT code for ADALM PLUTO [1]. This version seems to support the RTL-SDR dongles that already exists. [1]PLUTO SPECTRUM ANALYZER USES COMMAND LINE: https://hackaday.com/2021/11/15/pluto-spectrum-analyzer-uses-command-line/ https://hackaday.com/2021/11/15/pluto-spectrum-analyzer-uses...