What can you do with GNU Radio?
GNU Radio has been used for a huge array of real-world radio applications, including audio processing, mobile communications, tracking satellites, radar systems, GSM networks, Digital Radio Mondiale, and much more - all in computer software. It is, by itself, not a solution to talk to any specific hardware.
What is sample rate GNU Radio?
The flowgraph provides a signal source block that operates on a sampling rate of 32 kHz. This signal is plotted using the Frequency Sink block of GNU Radio.
What is throttle in GNU Radio?
The Throttle Block is typically attached directly to the output of a non-hardware source block (e.g. Signal Source), in order to limit the rate at which that source block creates samples.