Sound Spectrum Pro v1.90 [Paid] APK [Latest]

RTA (Real-Time Analyzer), FFT (amplitude display driven by Fast Fourier Transform), calibration, signal generators... Everything is included, bundled in a friendly interface with many on-screen controls and smooth real-time display. Features : + FFT (amplitude) and RTA (octave, 1/3 octave, ... down to 1/24 octave). + Sound pressure level dBA, dBC, and dBZ. + Equivalent continuous sound level LAeq, LCeq, LZeq. + Impulse response and RT60 measurement. + Large font SPL + LEQ meter. + Lightning-fast FFT with size from 8192 to 65536, giving accuracy better than 1Hz. + Sample rate of 48kHz, if supported by the device. + Many window functions to choose from. + Logarithmic or linear frequency axis. + Peak and valley hold with adjustable decay. + Highest peak display + Adjustable exponential smoothing. + Easy pan (drag) and zoom (pinch). + Measurement cursors, also used for setting frequency of signal generators. + File load/save and full calibration capability, for accurate SPL readings. + Signal generators: tone, white noise, white sweep, pink noise, pink sweep, pink octave, pink 1/3 octave. + Synchronous measurement mode (including frequency sweep) for clean and fast spectrum analysis. + Loopback mode to try out signal generators and window functions. + Sharing and printing of screenshots. + No ads! What's New: Bug fixes This app has NO advertisements Screenshots [appbox googleplay id=eu.lindentree.sounds] Downloads

Sound Spectrum Pro v1.90 [Paid] APK / Mirror