cutesdr ☆

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Description:
Demodulation and spectrum display program

Type: Cask | Latest Version: 1.20@0 | Tracked Since: Dec 17, 2025

Links: Homepage | formulae.brew.sh

Category: Multimedia

Tags: sdr radio spectrum-analysis demodulation signal-processing rf

Install: brew install --cask cutesdr

About:
CuteSDR is a software-defined radio application that provides real-time spectrum analysis and demodulation capabilities. It offers a comprehensive suite of tools for visualizing and processing radio signals, making it valuable for radio enthusiasts and engineers. The software supports various modulation schemes and provides detailed frequency domain visualization.

Key Features:

Real-time spectrum analysis and waterfall display
Multiple demodulation modes (AM, FM, SSB, CW)
Signal recording and playback functionality
Adjustable filter bandwidths and gain controls
Frequency and amplitude measurement tools

Use Cases:

Radio frequency monitoring and analysis
Signal intelligence and spectrum surveying
Amateur radio signal investigation
RF interference detection and troubleshooting

Alternatives:

GQRX – Open-source alternative with broader platform support but different interface
SDR# – Windows-focused SDR software with extensive plugin ecosystem
GNU Radio – More complex but highly extensible signal processing framework

Version History

Detected	Version	Rev	Change	Commit
Sep 1, 2025 8:50pm	1.20	0	VERSION_BUMP	9391f485
Aug 5, 2025 2:16pm	1.20	0	VERSION_BUMP	2523983d