Roland AIRA Compact E-4 Voice Tweaker - Manual (Page 16)

Using a Vocoder Voice to Alter the Sound (VOCODER)
16
Setting the carrier waveform (WAVEFORM)
Setting the carrier waveform changes the harmonic structure of the sound.
1. Move the [FORMANT] slider while holding down the [VOCODER] button.
Value Explanation
Saľ2
(Saw2)–
Sa.49
(Saw49) Sawtooth wave with only a small amount of the fundamental frequency
Sa.50
(Saw50)–
Saľ1
(Saw1)–
Sq.49
(Square49) Sawtooth wave
Sq.50
(Square50)–
Sqr
(Square)–
PI.49
(Pulse49) Square wave
PI.50
(Pulse50)–
PIs
(Pulse)–
ni49
(Noise49) Pulse wave
ni50 (Noise50)– nis (Noise) Noise