Software to turn the RTL2832U into an SDR

Experimentation code for ETSO GMR-1 satellite telephony networks; mirror of https://gitea.osmocom.org/satellite/osmo-gmr

Example c projects for instrument control with VISA

RTL-SDR and liquid-dsp library - examples and tests

Simple G726 codec based on reference implementation.

A simple narrow band AM (ie : Aircraft band) mp3 recorder/streamer for Airspy or rtl-sdr

Developement code for AFSK (Audio Frequency Shift Keying) version of codec2 DV over VHF/UHF

Some useful DSP and Math functions focusing on embedded systems

Implements a modified version of the CUSUM algorithm for robust detection of step-like changes time-series data

Program (Erlang port) to decode AFSK AX.25 used in ham radio APRS.

Digital signal processing package for pulsar astronomy (copy of SourceForge version)

Backend library for LTFAT

Osmocom DSP utility function library; mirrored from https://gitea.osmocom.org/sdr/libosmo-dsp

Simulation of a maritime VHF

Library for forward-error-correction with Reed-Solomon codes

Low-powered tone emitter and detector

D-STAR voice-announcement system

David Talkin's pitch tracker, get_f0, modified to be a stand-alone binary using dpwelib for sound I/O

musl's complex math functions

SmartSDR Waveform API

POCSAG SDR I/Q files creator

Audio Virtual DSP framework multi platform

Forward Error Correction using LDPC codes with Qt C++

Terminal Node Controller and APRS Tracker Project

A cheap, simple, humble, and fun-to-build diy USB oscilloscope

FFT utility for pdplot data files, optionally use Chirp Z Transform for zooming and Welch's method for smoothing

Decoding P25 with RTL-SDR