sdr

 msi.sdr: sdrplay

rtl-sdr: https://www.rtl-sdr.com/V4/ #Linux (Debian)

sudo apt-get install libusb-1.0 

 1412  sudo touch /etc/modprobe.d/rtl-sdr.conf

 1417  sudo touch /etc/udev/rules.d/20.rtlsdr.rules

 rtl_power -f 25M:30M:5k 25M.30M.5k.csv

https://github.com/dernasherbrezon/rtlSpectrum?tab=readme-ov-file