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Roland XP-50

XP-50 (image courtesy of Roland)

Released: 1995



Keyboard version of JV-1080 swapping the extra outputs for an SMF sequencer (no VE expansion slots). Architecture Class: Rompler.

Ebay Description:

The Roland XP-50 is a 61 key (aftertouch and velocity sensitive), 16-64 voice (4|8-part multimbral), GM compatible digital synthesizer, featuring 1-4 oscillators (448 samples with FM and ring-mod) per patch (640 patches, 128 editable), resonant low|high|band-pass|peaking filter, dedicated (4-stage) pitch, filter, and amp envelopes, dual LFOs (noise, random, saw, sine, square, S/H, trapezoid, triangle waveforms with offset and attack|decay), portamento, reverb/chorus, multi-effects, PCM and program card slots, 10 rhythm sets (2 editable), 4 expansion slots, 16-tracks (SMF compatible) sequencer (20k notes), 3.5" DSDD floppy drive, and MIDI.


Form Factor Dimensions Weight Audio Input Audio Output Communication Port Control Input Control Output Switch Input Power
61 keys W:1023mm(40.3125in) D:348mm(13.75in) H:97mm(3.875in) 9.3kg (20.5625lbs) no stereo MIDI:IN/OUT/THRU mini-DIN(computer) MIDI pedal:2 MIDI sustain 21W AC


Compatibility Multitimbral Memory Program Memory External Storage External Programming UI Input UI Output
JV-1010 JV-1080 JV-2080 XP-30 XP-50 XP-60 XP-80 GM preset-performance:64 user-performance:32 card:same preset-patches:384 GM-patches:128 user-patches:128 preset-rhythm-set:8 user-rhythm-set:2 MIDI-SysEx sequencer:floppy-drive(3.5"DSHD) MIDI-SysEx menu based LCD display


Multitimbral Polyphony Unison Architecture
4|16 64|32|16 (tones:1|2|4) no PCM->DCF->DCA


Effects Pan Modulator Volume Modulator Headphone
reverb chorus multi-effects:40 aftertouch key LFO1/2 MIDI-CC MIDI-Bend velocity aftertouch key LFO1/2 MIDI-CC MIDI-Bend pedal velocity A-ENV yes


Arpeggiator Arpeggiator External Sequencer Sequencer Memory Sequencer External Continuous Program Change
no N/A tracks:16 (SMF compatible) notes:20k MIDI pedal bend-lever mod-lever pedal:2 MIDI-CC0-95 MIDI-CC1 MIDI-CC2 MIDI-CC4 MIDI-CC5 MIDI-CC6 MIDI-CC7 MIDI-CC8 MIDI-CC10 MIDI-CC11 MIDI-CC84 MIDI-CC91 MIDI-CC93 MIDI-CC100 MIDI-CC101 MIDI pedal


Key Pressure Chord Memory External Control External Sustain Key Scaling Velocity Curves
channel no MIDI-SysEx MIDI pedal variable 7


Stereo Sample Depth Sample Rate Sample RAM Sample ROM Sample Points Sample Trigger Sample Loop Sample Edit
no 16bit ? no ? N/A N/A N/A no


Name Signal Class Waveform Octave Range Amplitude Modulator Harmonics Modulator Pitch Modulator Wave Assign Modulator
Sample digital sample:448 optional:SR-JV80(x4) - no fm ring aftertouch key LFO1/2 MIDI-CC MIDI-Bend pedal velocity P-EG portamento bend-lever no


Name Signal Class IC Resonant Shape Frequency Modulator Resonance Modulator Shape Modulator
TVF digital ? yes low|band|high|peak pass aftertouch key LFO1/2 MIDI-CC MIDI-Bend pedal velocity F-EG aftertouch key LFO1/2 MIDI-CC MIDI-Bend pedal velocity no


Name Level Rate Loop Polarity Trigger Level Modulator Rate Modulator
P-EG 4 4 no yes no velocity key velocity
F-EG 4 4 no yes no velocity key velocity
A-EG 3 4 no no no velocity key velocity


Name Waveform Delay Polarity Sync Delay Modulator Level Modulator Rate Modulator
LFO1 sine saw square trapezoid S/H random noise (with offset) attack|decay no key external key MIDI-CC1 mod-lever aftertouch key LFO1/2 MIDI-CC MIDI-Bend pedal velocity
LFO2 sine triangle saw-up saw-down square random peak-hold (with offset) attack|decay no key key MIDI-CC1 mod-lever aftertouch key LFO1/2 MIDI-CC MIDI-Bend pedal velocity
Rompler Models
D-50 D-550 D-10 D-20 D-110 D-5 U-110 U-20
U-220 D-70 MT-32 MT-100 LAPC-I CM-32L CM-32P CM-64
SC-55 MT-120 CM-300 CM-500 SC-155 SC-33 SC-55MKII SC-50
MT-120S MT-200 SC-88 SC-88VL SC-55ST SC-88ST SC-88Pro SC-88STPro
SC-880 SC-8850 SC-8820 MC-303 MC-505 JX-305 MC-307 JD-800
JD-990 JX-1 JV-80 JV-880 JW-50 JV-30 JV-35 JV-50
W-50 JV-90 JV-1000 JV-1080 XP-50 XP-10 JV-2080 JP-8000
JP-8080 XP-60 XP-80 XP-30 JV-1010 M-DC1 M-OC1 M-SE1