Sequential Prophet XL Specifications
2 multi-sampled stereo instruments per voice with editable sample start, sample end, loop size, and loop center, loop on/off, sample reverse, sample stretch, bit-rate reduction, and sample rate reduction
150 GB of factory-installed 16-bit, 48 kHz sampled instruments created by 8Dio. An additional 50 GB of samples can be added by purchasing additional sound libraries. User-sample import is planned for December, 2018.
2 digital oscillators per voice with selectable sine, sawtooth, pulse, and supersaw waves. You can vary the shape of any of the waveshapes.
Glide (portamento): separate rates per oscillator; (samples can glide in Sample Stretch mode)
2 x analog 4-pole resonant low-pass filters per voice in 8-voice mode, 1 low-pass filter per voice in 16-voice mode, paraphonic filter operation in 32-voice performance mode
Digital high-pass filter in Effects section
4 loopable, five-stage (ADSR plus delay) envelope generators: Filter, VCA, and two assignable
Polyphonic step sequencer with up to 64 steps (6 notes per step), and ties and rests.
Four-stage (ADSR) envelope generator
Velocity modulation of envelope amount
LOW FREQUENCY OSCILLATORS
4 LFO’s with key sync, phase offset, and slewing per LFO
Five wave shapes: triangle, sawtooth, reverse sawtooth, square, and random (sample and hold)
16-slot modulation matrix
11 additional dedicated sources: mod wheel, pressure, velocity, breath controller, footswitch, LFO 1, LFO 2, LFO 3, LFO 4, Env 3, Env 4
Fully-featured arpeggiator with up, down, up+down, random, assign modes
Selectable note value: 16th note, 8th note triplet, 8th note, dotted 8th note, quarter note
One, two, or three octave range
2 digital effects on each layer
Stereo delay, BBD delay, chorus, flanger, phaser, vintage rotating speaker, distortion, high-pass filter, spring reverb, room reverb, hall reverb, super plate reverb
Master clock with tap tempo
BPM control and display
MIDI clock sync
Full-sized, semi-weighted, 76-key, Fatar TP/8 keyboard with velocity and channel (mono) aftertouch
Backlit pitch and mod wheels
Spring-loaded pitch wheel with selectable range per program (1 to 12 semitones up and down)
Transpose controls for an 8-octave range
Hold switch latches held notes on
Polyphonic glide (portamento)
Unison (monophonic) mode with configurable voice count
512 Factory Programs (4 banks of 128) and 512 fully editable User Programs with 2 layers (2 separate sounds) in each Program
MIDI In, Out, Thru
Sample import jack for USB Stick
Main stereo audio output: 2 x 1/4″ phone (TS, unbalanced)
Output B stereo audio output: 2 x 1/4″ phone (TS, unbalanced)
Pedal/CV: responds to expression pedals or control voltages ranging from 0 to 5 VDC (protected against higher or negative voltages.
Volume: responds to expression pedals or control voltages ranging from 0 to 5 VDC (protected against higher or negative voltages.
Sustain pedal input: accepts normally on or normally off momentary footswitch.
Sequencer: accepts normally on or normally off momentary footswitch to trigger sequencer playback.
Headphone output: 1/4″ stereo phone jack.
IEC AC power inlet for internal power supply
Operates worldwide on voltages between 100 and 240 volts at 50 to 60 Hz
Power consumption: 25 watts maximum
Dimensions: 46.8″ L x 15.5″ W x 4.1″ H (118.7 cm L x 39.4 cm W x 10.4 cm H)