I have a RTL-SDR and want to count the numbers of beeps per minute for a wildlife tracker around 150Mhz. There is no information encoded/modulated in the beeps - it all comes down to beeps per minu...

I am trying to create a Hierarchical block using the GNURadio Companion GUI. Answers I've found in other posts say to select the blocks you want to incorporate, then go to More -> Create Hier. Then...

I'm trying to demodulate a signal using GNU Radio Companion. The signal is FSK (Frequency-shift keying), with mark and space frequencies at 1200 and 2200 Hz, respectively. The data in the signal te...

I am working with gnuradio-companion in (End-of-Life) GNU Radio 3.7, working on a bigger project with a lot of blocks for the first time. The space on the workbench is getting scarce. Do you know i...

I work with wildlife radio transmitters and I would like to build something that will listen for these signals and keep track of what it has heard. The signal is a tone that is transmitted 60 times...