GP-20: Specifications

Tags: gp-20
GP-20: Guitar Amp Processor

Nominal Input Level:
INPUT -20 dBu

Input Impedance:
1 M Ohm

Nominal Output Level:
OUTPUT -20 dBu

Output Impedance:
1 k Ohm

Recommended Load Impedance:
10 k Ohms or greater

Dynamic Range:
108 dB (IHF-A typ.)

Controls:
EFFECT ON/OFF Pedal
MANUAL/MEMORY Pedal
GAIN Knob
BASS Knob
MIDDLE Knob
TREBLE Knob
PRESENCE Knob
MASTER Knob
MODEL Knob
SPEAKER CABINET Knob
VARIATION Button
MEMORY/WRITE Button
OUTPUT Select Switch

Indicators:
POWER Indicator
(Serves also as battery check indicator)
EFFECT ON/OFF Indicator
MANUAL Indicator
MEMORY Indicator
VARIATION Indicator

Connectors:
INPUT Jack (1/4 inch phone type)
OUTPUT Jack (1/4 inch phone type)
DIGITAL OUT Jack (RCA PIN type)
AC Adaptor Jack

Power:
Dry battery (AA type) x 6: DC 9V
AC Adaptor (DC 9V) - BOSS PSA-120, PSA-120T

Current Draw:
200 mA (9 V max.)
* Expected battery life under continuous use:
Carbon: 9 hours
Alkaline: 25 hours
* These figures will vary depending on the actual condition 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
Roland Service (Information Sheet)
Dry Battery (LR6(AA)type) x 6
* We recommend that alkaline batteries be used when replacing the batteries.

Options:
AC Adaptor BOSS (PSA-series)

* 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.