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8
Operating the RT-20
Panel Operation
For this description of using the pedals, first press the EFFECT ON/OFF pedal to
switch on the effect (ON/OFF indicator lit), and press the SLOW/FAST pedal to
switch the setting to SLOW (SLOW/FAST indicator off).
In addition, set the knobs to the positions shown in the figure.
fig.080
1.
Set the DRIVE TYPE switch on the rear panel to match the type of instrument being
used.
Refer to “Making the Connections” (p. 5–p. 6).
2.
Use the MODE knob to select the desired rotary speaker effect from the four types.
3.
Turn the OVERDRIVE knob to adjust the amount of drive applied.
4.
Adjust the EFFECT ON volume by turning the EFFECT LEVEL knob.
While the settings described above produce a rotary speaker sound, The RT-20 allows
you to control the following factors that are difficult to control with conventional
rotary speakers.
• Adjust the balance of the HORN rotor and BASS rotor volume
• Adjust the rotor’s rotation speed
• Adjust the rate at which the speed changes when switching from SLOW to FAST
and FAST to SLOW
• Mix the direct sound
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