Synth Museum

"Synthesizer preservation via research and education."


The Web SynthArk

Spectrum Bass II

Peavey Spectrum Bass II

Spectrum Bass II.
Spectrum Bass II

Released: 1995

MSRP: $?US

Synopsis:

Updated to Spectrum Synth functionality (similar to DPM3). Architecture Class: Rompler.

Ebay Description:

The Peavey Spectrum Bass II is a rack, duotimbral (12 voice polyphony), velocity and pressure sensitive, dual oscillator (78 waveforms), sample based synthesizer (2MB sample ROM), featuring a resonant low pass digital filter, dual LFOs, four DAHDSR envelopes, extensive modulation capabilities, 192 preset and 64 user program memories, and MIDI.

Physical

Form Factor Dimensions Weight Audio Input Audio Output Communication Port Control Input Control Output Switch Input Power
1U rack ? ? no stereo MIDI: In Out Thru MIDI MIDI no 16VAC (1A)

Interface

Compatibility Multitimbral Memory Program Memory External Storage External Programming UI Input UI Output
- program memory user:64 preset:192 MIDI SysEx MIDI SysEx menu based LCD display

Architecture

Multitimbral Polyphony Unison Architecture
2 12 no [Osc1->DCA1+Osc2->DCA2]->DCF->DCA3

Output

Effects Pan Modulator Volume Modulator Headphone
no aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H Amp-Env MIDI-CC7 no

Control

Arpeggiator Arpeggiator External Sequencer Sequencer Memory Sequencer External Continuous Program Change
no N/A no N/A N/A MIDI-Bend MIDI-CC1 MIDI-CC2 MIDI-CC7 MIDI-CC10 MIDI-CC11 MIDI-CC64 MIDI-CC68 MIDI

Keyboard

Key Pressure Chord Memory External Control External Sustain Key Scaling Velocity Curves
channel no MIDI MIDI break-point slope:low/high 1

Sample

Stereo Sample Depth Sample Rate Sample RAM Sample ROM Sample Points Sample Trigger Sample Loop Sample Edit
no 16 bit N/A no 2MB no N/A no no

Source

Name Signal Class Waveform Octave Range Amplitude Modulator Harmonics Modulator Pitch Modulator Wave Assign Modulator
Sample1 digital 78 +-2 aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H phase: aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H portamento aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H MIDI-Bend no
Sample2 digital 78 +-2 aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H sync:Sample1 phase: aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H portamento aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H MIDI-Bend no

Filter

Name Signal Class IC Resonant Shape Frequency Modulator Resonance Modulator Shape Modulator
DCF digital software yes band pass high pass 12|24dB low pass Filter-Env aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H no

Envelope

Name Level Rate Loop Polarity Trigger Level Modulator Rate Modulator
Filter-Env sustain delay attack hold decay release no no no aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H
Amp-Env sustain delay attack hold decay release no no no aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H
Aux-Env1 sustain delay attack hold decay release no no no aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H
Aux-Env2 sustain delay attack hold decay release no no no aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H

LFO

Name Waveform Delay Polarity Sync Delay Modulator Level Modulator Rate Modulator
LFO1 random saw:up|down square triangle no delay attack aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H
LFO2 random saw:up|down square triangle no delay attack aaftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H aftertouch AuxEnv1-2 key LFO1-2 velocity MIDI-CC1 MIDI-CC2 MIDI-CC11 random S/H
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