Synth Museum

"Synthesizer preservation via research and education."


The Web SynthArk

DPM488

Peavey DPM488

DPM488.
DPM488

Released: 1993

MSRP: $2799US

Synopsis:

DPM4 with 88 weighted keys, but no memory cartridge slot. Architecture Class: Rompler.

Ebay Description:

The Peavey DPM488 is a 88 key, 16 voice multitimbral (32 voice polyphony), velocity and pressure sensitive, sample based synthesizer (10MB sample ROM), featuring a resonant low pass digital filter, dual LFOs, four 5-stage (5 level, 4 rate) envelopes, extensive modulation capabilities, 100 program memories, 24 bit dual stereo effects processors, 9 track real or step time sequencer, 3.5" DSDD (DOS) floppy drive, program card interface, and MIDI, along with the ability to load samples via MIDI SDS.

Physical

Form Factor Dimensions Weight Audio Input Audio Output Communication Port Control Input Control Output Switch Input Power
88 weighted keys ? ? no stereo MIDI: In Out Thru MIDI pedal MIDI dual:TRS single AC

Interface

Compatibility Multitimbral Memory Program Memory External Storage External Programming UI Input UI Output
SX SXII DPM3 DPM3SE DPM3SE+ V3 DPM4 DPM488 multi:4 combi:program-memory 100 3.5" DSDD (DOS) floppy drive MIDI SDS MIDI SysEx menu based LCD display

Architecture

Multitimbral Polyphony Unison Architecture
combi:4 multi:16 single-osc:16 dual-osc:32 no Osc1->DCA1->DCF1->DCA3 [Osc1->DCA1->DCF1+Osc2->DCA2->DCF2]->DCA3

Output

Effects Pan Modulator Volume Modulator Headphone
24 bit dual stereo effects processors (4 simultaneous effects) have 39 algorithms aftertouch Env1-4 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC Amp-Env pedal MIDI-CC7 yes

Control

Arpeggiator Arpeggiator External Sequencer Sequencer Memory Sequencer External Continuous Program Change
no N/A 9 track (supporting loops) real or step time songs:10 sequences:50 events:40k notes:20k pedal MIDI Bend-Wheel Mod-Wheel MIDI-Bend MIDI-CC1 MIDI-CC4 MIDI-CC7 pedal pedal MIDI

Keyboard

Key Pressure Chord Memory External Control External Sustain Key Scaling Velocity Curves
channel no MIDI pedal MIDI preset:3 user:2 filter:center/depth/polarity 3

Sample

Stereo Sample Depth Sample Rate Sample RAM Sample ROM Sample Points Sample Trigger Sample Loop Sample Edit
no 16 bit N/A 512kB max:1MB 10MB memory limited N/A yes start/end trim

Source

Name Signal Class Waveform Octave Range Amplitude Modulator Harmonics Modulator Pitch Modulator Wave Assign Modulator
Sample digital 186 + 68 drum samples +-4 aftertouch Env1-4 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC no aftertouch Env1-3 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC Bend-Wheel MIDI-Bend no

Filter

Name Signal Class IC Resonant Shape Frequency Modulator Resonance Modulator Shape Modulator
DCF digital software yes low pass (linear or exponential) aftertouch Env1-4 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC no no

Envelope

Name Level Rate Loop Polarity Trigger Level Modulator Rate Modulator
Env1 5 4 yes no no key velocity key velocity
Env2 5 4 yes no no key velocity key velocity
Env3 5 4 yes no no key velocity key velocity
Env4 5 4 yes no no key velocity key velocity

LFO

Name Waveform Delay Polarity Sync Delay Modulator Level Modulator Rate Modulator
LFO1 random saw:up|down square triangle no delay attack aftertouch Env1-3 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC aftertouch Env1-4 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC
LFO2 random saw:up|down square triangle no delay attack aftertouch Env1-3 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC aftertouch Env1-4 key LFO1-2 velocity MIDI-CC1 Mod-Wheel pedal MIDI-CC
Rompler Models
DPM3 DPM3 SE DPM3 SE Plus DPM V3 DPM2 DPM V2 DPM SI DPM4
DPM488 Spectrum Bass Spectrum Bass II Spectrum Organ Spectrum Synth