LuaRadio VS Universal Radio Hacker

You can do this using Luaradio. From the example here : https://github.com/vsergeev/luaradio/blob/master/examples/rtlsdr_rds.lua and here : Https://luaradio.io/examples/rtlsdr-rds.html Replace the line Local source = radio.RtlSdrSource(frequency + tune_offset, 1102500) by by an (IQFileSource)[https://luaradio.io/docs/reference-manual.html#iqfilesource] : Local source = radio.IQFileSource('/tmp/myfile.cf32,... Source: over 2 years ago

Instead maybe have a look to this jewel : https://luaradio.io/ Easy to install (a couple of dependencies and a simple copy from git). Using scripting instead of GUI, and based and blocks. Latest version includes built-in applications for demodulation and decoding. Well documented with valuable examples, easy to understand. Linux only, all platforms. I'm a big fan. Source: over 2 years ago

>> or somewhat expensive and complex SDR I don’t think that’s as accurate today as it used to be. On the hardware side there are tons of options very cheaply available - iirc the flipper uses the c1100 (or a number like that) it’s a popular cheap chip and it’s well documented and interfaces easily with arduino. More accessibly, lime mini SDRs are cheap but there’s quite a few alternatives too. On the software side... - Source: Hacker News / 3 months ago

You should check out Universal Radio Hacker. Source: about 1 year ago

URH can read flipperzero sub files and can export from wav to sub... Https://github.com/jopohl/urh. Source: about 1 year ago

Throw the recording at UniversalRadioHacker and see what it does with it! Source: about 1 year ago

I dont have much knowledge on decoding a signal from scratch but try URH - universal radio hacker here. It might be able to do what you need. Source: over 1 year ago