Synths ⇝ Arp ⇝ Arp Quadra

The polyphony on the Arp Quadra varies based on the instrument. The bass is monophonic, the lead is duophonic, and the strings have full polyphony.

Specifications

Year Released: 1978

Keyboard: 61 keys

Polyphony: 61 notes

User Patches: 16

User Demo Videos

Rating

File Downloads

Arp Quadra Manual

Arp Quadra Service Manual

Arp Quadra Schematics

Items for Sale on Reverb

Arp Quadra Serviced Keyboard Synthesizer Analog Synth Rare Vintage ($9,000)

ARP Quadra 2463 Synthesizer (Serviced) ($7,999.99)

ARP Quadra 1978✅ ULTRA RARE from ´70s -´80s✅ Professional Synthesizer✅ Cleaned & Full Checked ✅Legend ($29,016.02)

ARP Quadra 1978 -LEGEND - ✅ ULTRA RARE from ´70s -´80s✅ Professional Synthesizer✅ Cleaned & Full Checked ✅ ($29,016.02)

ARP Quadra 1978 -LEGEND - ✅ ULTRA RARE from ´70s -´80s✅ Professional Synthesizer✅ Cleaned & Full Checked ✅ ($29,016.02)

Used Set of 35 Original ARP Quadra Sliders for Refurbishing/Parts/Repair ($339)

Arp Quadra Polyphonic Analog Synthesizer Vintage Rare Synth ($10,650)

ARP Quadra (MIDI) // Serviced by VS&Co ($10,611.16)

ARP Quadra Polyphonic Analog Synthesizer 1978 - 1981 - Black / Orange ($21,952.90)

ARP Quadra Owner Manual Orig ($379.05)

ARP Quadra - Beautifully Illustrated Blank Patch Sheet PDF ($13.97)

ARP Quadra Synthesizer Poly 61 Key Analog Synth Vintage Rare *read description* ($7,725)

ARP - Quadra - Mixer section - Slide potentiometer - 100kb liner ($20)

ARP Quadra Keyboard Electronics Circuit Board Tested Working ($189)

Arp Quadra 8048 0214 Main Cpu M5 L8048 0214 Cpu New Rare ($48.73)

ARP Quadra - Brand New Front Panel Membrane ($609.84)

ARP - Odyssey MKIII , PRO-DGX , Quadra - XLR Jack ($9.80)

Arp - Explorer , Odyssey , Quadra - Key bushing ($0.99)

Synthchaser 4075 VCF Submodule for ARP Omni, Odyssey, Quadra, Axxe, Avatar & Pro/DGX ($189)