Roland GR-55 Electronic Keyboard User Manual


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Main Specications
Roland GR-55: Guitar Synthesizer
Sound Generator
PCM 2 tones
Modeling 1 tone
Tones
PCM 910 types
Modeling
23 types (guitar mode)
17 types (bass mode)
Eects
MFX (Multi-Eects) 20 types
Preamp 42 types
Modulation 14 types
Chorus 7 types
Delay 5 types
Reverb 4 types
EQ 1 type
Patch Memory
Guitar mode: 270 (Preset) + 297 (User)
Bass mode: 90 (Preset) + 297 (User)
AD Conversion
GK Pickup 24-bit
Normal Pickup
24-bit + AF method
* AF method (Adaptive Focus method)
This is a proprietary method from Roland & BOSS that vastly improves
the signal-to-noise (S/N) ratio of the A/D and D/A converters.
DA Conversion 24-bit
Sampling Frequency 44.1 kHz
Nominal Output Level
OUTPUT jacks -10 dBu
GUITAR OUT -10 dBu
Output Impedance
OUTPUT jacks 2 k ohms
GUITAR OUT 2 k ohms
USB Memory Audio Player File Format: WAV, AIFF
Display Graphic LCD 240 x 64 dots
Connectors
GK IN connector (13 pins DIN type)
GUITAR OUT jack (1/4 inch phone type)
OUTPUT L/MONO, R jacks (1/4 inch phone type)
PHONES jack (Stereo 1/4 inch phone type)
MIDI connectors (IN, OUT) (5-pin DIN type)
USB COMPUTER connector (supports USB 2.0 Hi-Speed USB MIDI and USB Audio)
USB MEMORY connector (supports USB 2.0 Hi-Speed Flash Memory)
DC IN jack
Dimensions of USB memory that can be installed: 60 (length: including connector) x 26 (width) x 13.5 (thickness) mm or
smaller
Power Supply DC 9 V
Current Draw 700 mA
Dimensions
405 (W) x 244 (D) x 78 (H) mm
16 (W) x 9-5/8 (D) x 3-1/8 (H) inches
Maximum height:
405 (W) x 244 (D) x 106 (H) mm
16 (W) x 9-5/8 (D) x 4-3/16 (H) inches
Weight 3.3 kg / 7 lbs 5 oz (excluding AC adaptor)
Accessories
Model with included GK pickup Model for separately sold GK pickup
AC adaptor
Owner’s manual
Divided pickup (GK-3)
GK cable (5 m)
AC adaptor
Owner’s manual
Options
Divided pickup: GK-3 (for guitar), GK-3B (for bass guitar)
GK cable: GKC-5 (5 m), GKC-10 (10 m)
MIDI foot controller: FC-300
Unit selector: US-20
* 0 dBu=0.775 Vrms
* In the interest of product improvement, the specications and/or appearance of this unit are subject to change without prior notice.
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