RTL-SDR Receiving

The RTL-SDR can be used as a wide band radio scanner

first build the core libs with the following softwares :

Ensure that everything is working with rtl_test  ( this tool will continuously read from the device, and report if samples get lost ).

then, listening to radios with softwares builded on top of rtl-sdr :

  • sdr#
WFM

Wide FM

  • gqrx
Pays : France Code AITA : ORY Code OACI : LFPO Orly Approche 123.875 MHz Approche Orly Tour 118.700 MHz 	Tour

Airport Code AITA : ORY , Code OACI : LFPO
Orly Approche 123.875 MHz
Orly Tour 118.700 MHz

  • multimode (python gnuradio companion)
433mhz on-off-keying (oregon v2)

433mhz on-off-keying (oregon v2)

Now that we get signals , we might want to improve to signal-to-noise ratio with proper shieldings and a good antenna’s design.

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