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ARP Avatar

Avatar
Avatar

Released: 1977

MSRP: $3000US

Synopsis:

Odyssey2 based guitar synth. Architecture Class: Conventional (subtractive).

Ebay Description:

The ARP Avatar is a desktop monophonic analog guitar synthesizer, featuring dual oscillators (with ring modulation), high pass and resonant 12dB low pass filters, dual ADSR envelopes, portamento, LFO, and S/H. I/O includes main, string, guitar, and synth outputs, filter input, CV/gate/trigger inputs/outputs, standby, portamento, sustain, and filter/pitch pedal inputs, along with ARP Hex guitar pickup input.

Physical

Form Factor Dimensions Weight Audio Input Audio Output Communication Port Control Input Control Output Switch Input Power
desktop ? ? filter:500mV main (XLR, 1/4") EAD strings GBA strings mono guitar synth no CV:1V/oct gate:8V min trigger:10V (10us) guitar pickup pedal:VCO/VCF CV:1V/oct gate:10V trigger:10V (10us) standby portamento sustain AC

Interface

Compatibility Multitimbral Memory Program Memory External Storage External Programming UI Input UI Output
- N/A no no no buttons/sliders LED

Architecture

Multitimbral Polyphony Unison Architecture
no 1 (2 single VCO) no VCO1+VCO2+(noise/ring)->VCF->HPF->VCA

Output

Effects Pan Modulator Volume Modulator Headphone
distortion no EGs LFO no

Control

Arpeggiator Arpeggiator External Sequencer Sequencer Memory Sequencer External Continuous Program Change
no no no N/A no no no

Keyboard

Key Pressure Chord Memory External Control External Sustain Key Scaling Velocity Curves
no no CV gate trigger no no no

Source

Name Signal Class Waveform Octave Range Amplitude Modulator Harmonics Modulator Pitch Modulator Wave Assign Modulator
VCO1 analog pulse saw 0.2Hz-20kHz no ring:square PWM:EG1(45%) PWM:LFO(15%) LFO:1.5oct S/H:2oct EG1:9oct portamento:0.1ms-1.5s/oct pitch-knob:+-1oct no
VCO2 analog pulse saw 20Hz-20kHz no ring:square PWM:EG1(45%) PWM:LFO(15%) LFO:1.5oct S/H:2oct EG1:9oct portamento:0.1ms-1.5s/oct pitch-knob:+-1oct no
Noise analog pink-noise white-noise - no no no no

Filter

Name Signal Class IC Resonant Shape Frequency Modulator Resonance Modulator Shape Modulator
VCF analog 4023 yes 12dB low pass 16Hz-16kHz EGs LFO S/H pedal no no
HPF analog passive no 6dB high pass no no no

Envelope

Name Level Rate Loop Polarity Trigger Level Modulator Rate Modulator
EG1 sustain attack:5ms-5s decay:10ms-8s release:15ms-10s no no LFO no no
EG2 - attack:5ms-5s release:10ms-8s no no LFO no no

LFO

Name Waveform Delay Polarity Sync Delay Modulator Level Modulator Rate Modulator
LFO sine square no no no no no
S/H random (VCO1 saw|square or VCO2 square|noise) no no LFO guitar no no no
Conventional Models
2600 Odyssey Odyssey2 Axxe Omni Omni-2 Avatar Solus
Quadra Quartet