Spectra1 allows real-time monitoring of any record line from your soundcard. With its 62 band display, you can visualize the frequency content of your audio with excellent resolution. Spectra1 features: · FFT window sizes of 1024 to 16384 samples. · Your choice of 6 smoothing windows (Hamming, Hanning, Blackman, Guassian, Welch, and Parzen) · Sampling rates of 44,100hz or 48,000hz in 16bit. · Average and Peak displays with variable holding times. · Full spectrum waterfall display.