Roland BOSS RT-20, Service Notes

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3
Dec. 2005 RT-20
Specifications
RT-20: Rotary Sound Processor
Nominal Input Level
-20 dBu
Input Impedance
1 M
Ω
Output Impedance
1 k
Ω
Recommended Load Impedance
10 k
Ω
or greater
Display
VIRTUAL ROTOR
Controls
EFFECT ON/OFF pedal
SLOW/FAST pedal
OVERDRIVE knob
BALANCE knob
RISE TIME knob
MODE knob
FAST SPEED knob
SLOW SPEED knob
DIRECT LEVEL knob
EFFECT LEVEL knob
DRIVE TYPE switch
Indicators
POWER indicator (serves also as battery check indicator)
EFFECT ON/OFF indicator
SLOW/FAST indicator
Connectors
INPUT A (MONO) jack (1/4 inch phone type)
INPUT B jack (1/4 inch phone type)
SPEED (EXP PEDAL) jack (stereo 1/4 inch phone type)
PHONES jack (stereo 1/4 inch phone type)
OUTPUT A (MONO) jack (1/4 inch phone type)
OUTPUT B jack (1/4 inch phone type)
AC Adaptor jack
Power Supply
DC 9 V: Dry battery (R6/LR6 (AA) type) x 6, AC Adaptor
Current Draw
85 mA (9 V max.)
* Expected battery life under continuous use:
Carbon: 6 hours
Alkaline: 10 hours
These figures will vary depending on the actual conditions of use.
Dimensions
173 (W) x 158 (D) x 57 (H) mm
6-13/16 (W) x 6-1/4 (D) x 2-1/4 (H) inches
Weight
1.1 kg / 2 lbs 7 oz (including batteries)
Accessories
Owner’s Manual (#G6017153R0)
Leaflet (“USING THE UNIT SAFELY,” “IMPORTANT NOTES,” and
“Information”) (#G6017303)
Dry battery (R6 (AA) type) x 6
* We recommend that alkaline batteries be used when replacing the batteries.
Options
AC Adaptor (PSA-series)
Expression Pedal (Roland EV-5)
* 0 dBu = 0.775 Vrms
* In the interest of product improvement, the specifications and/or appearance of
this unit are subject to change without prior notice.