Roland AIRA Compact T-8 Beat Machine - Manual (Page 5)

Panel Descriptions
5
7. BASS
Controller Explanation
[LEVEL] knob Adjusts the bass volume.
[PITCH] knob Adjusts the pitch.
[DECAY] knob Adjusts the decay length.
[CUTOFF] knob Adjusts the cutoff frequency, which determines the brightness of the sound.
[RESO] knob Adjusts the harmonics around the cutoff frequency.
[ENV MOD] knob Adjusts the intensity of time-based change to the cutoff frequency.
[BASS] button (instrument button) Selects the bass.
[KYBD] button While this is on, you can use the keyboard buttons to play the bass.
8. DELAY/REVERB/ACCENT
Controller Explanation
[DELAY] knob Adjusts the delay volume.
[REVERB] knob Adjusts the reverb volume.
[ACCENT] button When you select this while a rhythm instrument is selected, an accent is set for the rhythm part.
When you select this while the bass is selected, an accent is set for the bass part.
9. Step buttons
Controller Explanation
Step buttons
Using for switching patterns and banks, and inputting rhythm and bass.