Correlation Meter (giving you information about the the mono compatibility of a stereo and a Surround signal) you also can make easily Phase Check with this tool...
Displaying in 1/3 Octave and FFT (31,2048 Bands)
Decay settings (Display speed) for the Spectrum in the Octave Mode, the FFT Mode and one for the VU-Meters
Big Window (to have a full screen of the spectrum) see screen shot...
Multi Mode Support. Switch between 4 Stereo Devices easily with the Keys. So you can analyze the input for Alesis ADAT, 8 Track Recording and any Multi Channel recordings... EQ suggestion -for realtime and wave-mpeg modus
Convert Wave files to Mp3 files settings from 32 up to 320 bit/sec
Tap Delay calculator- display for full, half and quarter Beats
improvement to calibrate the generator output
Sound Check without a Band
Phase Check