Pricing and availability

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Average Price: $828

High-end/Boutique

$200

$801+

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Standard

High-end

Price History

Based on price data from 1 merchant for "Ashdown Engineering RM-800 EVO III Rootmaster 800-Watt Bass Amp Head". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

The Ashdown RM-800 EVO III Rootmaster Bass Amp Head is a powerhouse in a compact package, ideal for bassists seeking both force and finesse. Delivering a formidable 800 watts of Ashdown's signature tone, this amp head offers an exceptional range of sound-shaping options. Its responsive 5-band EQ lets you tailor your tone with precision, ensuring your bass licks resonate with clarity and depth. Whether you're on stage or in the studio, the built-in compressor guarantees a full-bodied, punchy sound, while the valve-emulated drive adds a touch of warmth and grit for those moments when you need a bit of extra character.

Ashdown's renowned sub-harmonic generator is at your disposal, ready to take your bass sound to thunderous new lows. The RM-800 also features a cab sim DI output, allowing you to customize your sound based on Ashdown's esteemed ABM cabinets. With robust Neutrik connectors and a balanced, post-EQ XLR output, this amp ensures seamless integration into any setup. Lightweight yet robust, the RM-800 EVO III is the ultimate tool for bassists who demand power and portability without compromising on tone.

Key Features:

  • 800W bass amplifier head in a compact, lightweight design
  • Responsive 5-band EQ for precise tone shaping
  • Ashdown's sub-harmonic generator for deep bass enhancement
  • Built-in compressor for consistent, punchy sound
  • Valve-emulated drive for adding warmth and grit
  • Balanced, post-EQ XLR output for easy front-of-house mixing
  • Cab sim DI output with options for ported/sealed enclosures
  • Effects loop for seamless pedalboard integration
  • Robust Neutrik connectors for reliable connectivity

Product specs

Type Solid State
Number of Channels Single channel
Output Power 800W
Effects Valve-emulated Drive, Sub Harmonic Generator
Compression Yes
EQ 5-band EQ, Shape switch
Amp Modeling Speaker Sim
Inputs 1 x 1/4" (instrument), 1 x 1/4" (line)
Outputs 2 x SpeakON (4 ohms), 1 x XLR (Cab Sim DI out)
Headphones 1 x 1/4"
Effects Loop Yes
Footswitch I/O 1 x 1/4" (drive, subharmonic generator)
Footswitch Included No
Cooling System Internal Fan, Rear/Side Air Vents
Power Source Standard IEC power supply

FAQs

What kind of tone can I expect from the Ashdown RM-800 EVO III for live performances?

The Ashdown RM-800 EVO III delivers a robust and versatile tone with its valve-emulated drive and 5-band EQ, making it suitable for various music styles. Its Sub Harmonic Generator adds depth, enhancing the bass presence in live settings.

Is the Ashdown RM-800 EVO III suitable for large venues?

Yes, with an 800-watt output, the Ashdown RM-800 EVO III is powerful enough for large venues, providing ample headroom and clarity for bassists performing in bigger spaces.

Does the Ashdown RM-800 EVO III have a built-in compressor?

Yes, the Ashdown RM-800 EVO III includes a built-in compression control, allowing players to manage dynamics efficiently and achieve a balanced sound.

Can I use the Ashdown RM-800 EVO III with a footswitch?

Yes, the Ashdown RM-800 EVO III has a footswitch input for controlling the drive and subharmonic generator, although the footswitch itself is not included.

What are the connectivity options on the Ashdown RM-800 EVO III?

The Ashdown RM-800 EVO III features multiple connectivity options, including 2 SpeakON outputs, an XLR DI output with cab simulation, an effects loop, and a headphone output for versatile usage.

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Ashdown Engineering RM-800 EVO III Rootmaster 800-Watt Bass Amp Head.

Use cases and applications

  • The RM500 EVO2 head has been praised for performing well in both gigging and recording contexts, with significant positive feedback from fellow musicians.

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  • The RM-800 EVO III is favored for its performance with an Ashdown 4x10 cab, providing a standout tone in various live settings.

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Setup and maintenance

  • One owner reported a DI issue with crackling but highlighted Ashdown's customer service, which offered repairs even outside of warranty for just the cost of postage.

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Comparisons

  • An owner compared the RM500 to other Class D heads, noting it as the least Class D sounding amp they've used, implying a more traditional tone.

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  • Previous users of Trace Elliott, GK, Hartke, and Markbass amps find the RM-800 EVO III offers a superior and satisfying sound experience.

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User experience

  • A 15-year-old ABM EVO 3 has been described as reliable and suitable for a wide range of venues, from small bars to the Royal Albert Hall, without any issues.

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  • The ABM series is noted for providing enough tone shaping for most users, maintaining reliability, and not being excessively heavy, making it a practical choice for gigging musicians.

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  • Owners rave about the RM-800 EVO III's ability to deliver a clear and powerful tone that consistently garners compliments on bass sound during performances.

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Value and pricing

  • One user mentioned acquiring the RM-800 EVO III at an exceptional bargain, underscoring its appeal as a high-value purchase for bass enthusiasts.

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