inspectrum is a radio signal analyser for examining captured signals, with a particular focus on recordings from software-defined radio receivers.
It helps you inspect signal behaviour visually and interactively, making it useful for reverse engineering, protocol analysis, and general SDR investigation work.
This is free and open source software.
Key Features
- Supports very large capture files, including files larger than 100GB.
- Provides a spectrogram view with zoom and pan controls.
- Plots amplitude, frequency, phase, and IQ samples.
- Includes cursors for measuring period and symbol rate, and for extracting symbols.
- Exports selected time periods, filtered samples, and demodulated data.
- Cross-platform support – runs under Linux, macOS, and Windows.
Website: github.com/miek/inspectrum
Support:
Developer: Mike Walters and contributors
License: GNU General Public License v3.0
inspectrum is written in C++. Learn C++ with our recommended free books and free tutorials.
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