ARP Pro/DGX

$49.00 Price Tier: Budget

2.5 (3)

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Page last updated Jun 07, 2026

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5.0 (2)

$49.00 8 available Used

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Average Price: $49

Budget/Beginner

$500

$1501+

Price Tier

In the Synthesizers category, ARP Pro/DGX is priced in the Budget/Beginner range. This is great gear to get started with or for creators on a budget.

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Description

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Explore the dynamic world of sound with the ARP Pro/DGX, a synthesizer that fuses vintage charm with modern flexibility. Perfect for musicians looking to harness the power of analog synthesis combined with digital precision, this synthesizer offers a wide array of tonal possibilities. The ARP Pro/DGX is renowned for its expressive capabilities, featuring a three-octave keyboard that invites creativity and spontaneity in both live and studio settings.

At the core of the ARP Pro/DGX is its unique dual-voice architecture, allowing simultaneous use of its rich monophonic and polyphonic sounds. This dual functionality is a hallmark of ARP's design philosophy, providing musicians with an extensive palette of sounds ranging from lush pads to cutting leads. Whether you're crafting new soundscapes or reproducing classic tones, the ARP Pro/DGX is equipped to deliver with its intuitive interface and robust modulation options.

Beyond its impressive sonic capabilities, the ARP Pro/DGX is also built to integrate seamlessly with modern setups. Its MIDI connectivity ensures it can easily communicate with other gear, making it a versatile addition to any rig.

Key Features:

Dual-voice architecture for monophonic and polyphonic sound capabilities
Three-octave keyboard for expressive playability
Extensive modulation options for sound shaping
MIDI connectivity for seamless integration with modern setups
Vintage analog synthesis with digital precision
Intuitive interface for easy navigation and control

Product specs

Brand	ARP
Model	Pro-DGX Monophonic Analog Synthesizer
Finish	Black / Orange
Year	1977 - 1980
Made In	United States
Categories	Keyboard Synths
Analog / Digital	Analog
Built-In Speakers	No
Key Size	Full Size
Keyboard Action	Synth Action
Number of Keys	37 Keys
Polyphony	1 Voice

FAQs

What type of synthesis does the ARP Pro/DGX use?: The ARP Pro/DGX is a monophonic analog synthesizer, known for its warm and rich sound, characteristic of analog synthesis.
How many keys does the ARP Pro/DGX have and what is the key action like?: The ARP Pro/DGX features 37 full-size keys with a synth action, providing a responsive feel suitable for expressive playing.
Is the ARP Pro/DGX suitable for live performances?: Yes, the ARP Pro/DGX is favored for live performances due to its robust build and the classic analog sound that cuts through a mix effectively.
Does the ARP Pro/DGX have built-in speakers?: No, the ARP Pro/DGX does not include built-in speakers, so external amplification is required for sound output.
Can the ARP Pro/DGX produce polyphonic sounds?: No, the ARP Pro/DGX is a monophonic synthesizer, meaning it can only produce one note at a time.

Videos

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Not Me

Arp Pro DGX Demonstration

Not Me

1972 ARP Pro-Soloist vs. 1979 ARP Pro-DGX Analog Synthesizer Monophonic Preset

keyboard resource

Synthchaser #004 - ARP Pro/DGX Synthesizer Overview - Features & Presets

Synthchaser

ARP PRO DGX sound demo

Gerd Verreycken

1980 ARP Pro-DGX Mk II Monophonic Analog Synthesizer

keyboard resource

Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about ARP Pro/DGX.

Features and functionality

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The ARP Pro/DGX includes a balanced 3-pin XLR output, which reduces interference but requires caution due to its obsolete pin-3 hot standard.
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The line out is recommended for connection to mixers or audio interfaces to avoid noise issues associated with guitar amp connections.
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The Pro-Soloist utilizes a divide-down oscillator design, which gives it an internally consistent tuning and a distinct, almost sterile sound quality.
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This synthesizer was one of the first to combine digital preset storage with an analog sound engine, allowing for quick patch changes without reprogramming.
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Mods and upgrades

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A switchable polarity momentary footswitch is recommended for the Portamento function to ensure compatibility.
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User experience

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Aftertouch significantly enhances the expressiveness of the Pro-Soloist, especially when replicating Tony Banks' signature sounds, crucial for expressive bends and growly effects.
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Comparisons

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The Pro-Soloist's use of pulse waves approximating sawtooths differentiates its sound from other analog synths that rely solely on sawtooth waves.
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Use cases and applications

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For iconic sounds like the "Fuzz Guitar 1" preset, the Pro-Soloist's unique architecture, including creative VCF use, is pivotal for cutting through mixes without overshadowing guitars.
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