Transport & Playback
Space
Play / Pause
Esc
Stop and rewind to beginning
L
Toggle loop playback
Shift + L
Clear custom loop region
Auditioning & Switching
Tab / F
Flip between current and previous track
C
Cycle through active tracks sequentially
1 / A
Select and monitor Track A (Reference)
2 / B
Select and monitor Track B (Comparison)
3 - 9, 0
Select and monitor Tracks C through J (Full number rail: 1-9, 0 for Track 10)
DSP & Measurement
M
Toggle ITU-R BS.1770 Auto Match Gain
Shift + M / O
Toggle Mono Mix Check (sum stereo L+R)
S
Toggle Spectrum Analyzer visibility
Click & Hold Spectrum
Solo audition frequency band (drag to sweep)
Scroll Wheel on Spectrum
Adjust solo bandpass filter Q (bandwidth)
N
Toggle pairwise Null Test
P
Toggle Platform Loudness Simulator window
Waveform & Hardware Interaction
Drag Waveform
Select a region of audio to loop
Double-Click
Double-click waveform to clear loop region
Mouse Wheel
Adjust knob trim or master volume (0.5 dB)
Shift + Wheel
Fine knob adjustment (0.1 dB precision)