Spectrum: Audio Analyzer RTA APK for Android

Spectrum: Audio Analyzer RTA transforms Android devices into powerful frequency analysis tools for audio professionals. It provides real-time analysis with features such as waveform display, amplitude spectrum, and spectrogram, utilizing FFT processing for live RTA. The app includes capabilities for peak tracking, octave analysis, and a signal generator, making it suitable for audio engineers, technicians, and musicians who require precise measurement tools on-the-go.

The application excels in hands-on measurement during audio setup and troubleshooting, allowing users to tune sound systems, identify room resonances, and verify speaker responses effectively. It supports both internal and external audio sources, analyzing signals from device microphones or compatible USB/AUX microphones, with high-fidelity support for sampling rates up to 192 kHz. With various windowing options and octave band modes, it caters to users with technical expertise, offering a professional-grade tool for accurate acoustic measurement.