Roland GR-1 Guitar Synthesizer

^# 36

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$140.00 Price Tier: Budget

4.5 (3)

2 Critic Reviews

2 Reviews

This product is Vintage or Discontinued

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Roland GR-55 Guitar Synthesizer

$599.99 - $1,044.99

4.5 (34)

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Page last updated Jul 04, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated July 4, 2026.

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5.0 (8)

$140.00 6 available Used

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Average Price: $140

Budget/Beginner

$150

$601+

Price Tier

In the Guitar Synth Pedals category, Roland GR-1 Guitar Synthesizer is priced in the Budget/Beginner range. This is great gear to get started with or for creators on a budget.

Budget

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High-end

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Description

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Dive into a world where your guitar transcends the ordinary, with the Roland GR-1 Guitar Synthesizer. This compact powerhouse is your ticket to exploring new sonic landscapes, thanks to its 200 PCM tones and customizable digital effects. Whether you're layering sounds for depth or seeking out those unique tones that make your track stand out, the GR-1 has got you covered. Its compatibility with the GK-2A divided pickup transforms your guitar into a synthesizer, opening up a universe of sound without sacrificing the playability you know and love.

Key Features:

200 PCM tones for expansive sound possibilities
Digital effects for enhancing your sound
Compatible with the GK-2A divided pickup for seamless integration
Enables up to four different timbres of sound, offering layers of creativity

Owner's manual

Roland GR-1 Guitar Synthesizer User Manual

Product specs

Brand	Roland
Model	GR-1 Guitar Synthesizer
Finish	Black
Year	2000s
Made In	Japan
Categories	Guitar Synths

FAQs

What kind of sounds can the Roland GR-1 Guitar Synthesizer produce?: The Roland GR-1 Guitar Synthesizer can produce a wide array of sounds, ranging from traditional synth tones to more experimental textures. It allows guitarists to access a variety of synth voices and effects, expanding the sonic possibilities beyond typical guitar sounds.
Does the Roland GR-1 require a special pickup to function?: Yes, the Roland GR-1 Guitar Synthesizer requires a compatible hexaphonic pickup, such as the Roland GK-2A, to accurately convert the guitar's string vibrations into MIDI signals for synth processing.
Is the Roland GR-1 suitable for live performances?: The Roland GR-1 is well-suited for live performances, offering a robust set of features that allow guitarists to seamlessly integrate synth sounds into their live setup, enhancing their performance with unique soundscapes.
Can the Roland GR-1 be used with any electric guitar?: The Roland GR-1 can be used with most electric guitars, provided they are equipped with a compatible hexaphonic pickup to facilitate MIDI conversion and synth functionality.
How does the Roland GR-1 interface with other equipment?: The Roland GR-1 interfaces with other equipment through standard MIDI connections, allowing it to control external MIDI devices or be integrated into a larger MIDI setup for expanded musical possibilities.

Videos

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Roland GR-1 Guitar Synthesizer

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Roland GR-1 + PRS

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Roland's GR-1 Guitar Synthesizer Is a Nostalgia Factory

Stompbox Breakdown

Roland gr1 demo

WelcomeGuitars

Reviews

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PROS

Perfect for studio customization of sound
Can enhance guitar sounds with parallel processing
Offers unique sounds like unlimited sustain on flute solos
Superior tracking compared to newer models
Provides creative control through manual editing
Quiet operation during use
Praised for its hands-on functionality
Proven value in professional recordings
Good for nostalgic middle school shred dreams
More affordable now compared to its original price

CONS

Outdated technology compared to modern alternatives
Lacks some features of newer guitar synths
Limited sound files and storage capabilities
Simplified input interface might not suit all preferences

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Roland GR-1 Guitar Synthesizer.

Comparisons

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The GR-1 is noted to be a digital successor to the analog GR300, which was used by King Crimson in the 80s. The GR-1 appears in their 90s works.
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Use cases and applications

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The GR-1 can produce woodwind and trumpet-like sounds, as demonstrated in King Crimson's later albums, showcasing its versatility in different musical styles.
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Features and functionality

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It's confirmed that the GR-1 was used by Robert Fripp in later King Crimson recordings, highlighting its integration into professional settings.
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Software and compatibility

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Owners question whether modern magnetic pickups might improve tracking with the GR-1, suggesting potential for enhanced performance with updated gear.
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Setup and maintenance

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Replacing all electrolytic capacitors on the main board is crucial for resolving audio output issues, especially if capacitors have leaked and damaged circuit board traces.
Source
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A professional repair is recommended for non-DIYers to address capacitor replacement and trace repairs, ensuring the GR-1 functions correctly.
Source

User experience

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Even after years of disuse, replacing damaged capacitors can restore full functionality to the GR-1, highlighting the synth's durability when properly maintained.
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Other

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The GR-1 website, llamamusic.com, is a valuable resource for troubleshooting and repair advice, with responsive support from the site owner.
Source

Critic Reviews

Licensed To Thrill (RM Nov 92)

muzines.co.uk

The Roland GR-1 Guitar Synthesizer impresses with its advanced pitch-tracking capabilities, making it a standout in the realm of guitar synths. The unit offers a plethora of sounds and straightforward usability, appealing to guitarists seeking to expand their sonic palette. However, the built-in sequencer is basic and its reliance on costly RAM cards for song storage is a drawback. Some noise from the internal synth is noted, and players might need to refine their technique to fully leverage its capabilities. Despite minor flaws, the GR-1 represents a significant leap forward for guitarists wanting to delve into synthesis without switching to keys.

positive

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