The Ashdown Rootmaster RM500 EVO III is the latest incarnation of the popular bass head from the team at Ashdown, providing players with power, versatility and portability. Get 800 watts of Ashdown power and tone, complete with a great selection of appointments. making for a superb, gig-ready bass amp, all in one lightweight (2.5kg) package.

The RM500 EVO III features a comprehensive 5-band EQ section enabling you to get the sound you want quickly and easily - go from warm Motown tones to grinding rock tones to modern slap sounds with ease! The addition of the Shape button allow for a fixed E.Q. to be superimposed on the pre-amp to give a bass and treble boost to the sound.

Three great tonal shaping features come in the way of the Compressor, Drive and Sub controls. The Comp control controls the amount of compression that is added to your tone - adding definition, tonal characteristics, sustain and volume control. The Drive control the valve emulated drive, great for added bite and grind to your tone...perfect for rocking out. Finally the Sub control adds Ashdown's Sub Harmonics feature, giving you an octave below the notes that are played - a great way to get some earth shattering lows.

In response to the ever changing needs of bass players, and with the use of in-ear monitors and silent stages, the Rootmaster RM800 EVO III features a new Analogue Cab Sim DI output. This allows for additional tonal control of your DI tone with access to a selection of cab 'sounds': Ported or Sealed, 10" or 15" and with or without a Horn. You can either choose to us from these settings or just have the regular Balanced default settings.

The front of the unit includes Ashdown's iconic VU meter, Line mix control and a mute button, whilst the rear of the unit hosts connections for FX send and return, Line In, DI Out, headphone output, a footswitch, and 2 x speaker outputs.

With its 800w of power, light weight, and huge amounts of versatility, the RootMaster 500 EVO III will appeal to bass players who rock pubs, clubs and arenas night after night.

  • 500 watts
  • 115-230 volts power requirement
  • Mute switch
  • Shape switch
  • EQ in/out switch
  • 5 band EQ
  • Variable compressor
  • Variable Drive
  • Variable Sub Harmonic generator
  • VU meter
  • FX Send and return
  • Headphone socket
  • Line in
  • DI out with balanced or Analogue cab sim
  • 2.5kg
  • 89mm x 311mm x 235mm (HxWxD)

ConditionBrand New (New)
Brand New items are sold by an authorized dealer or original builder and include all original packaging.Learn more
  • RM-500 EVO II Rootmaster 500-Watt Bass Amp Head

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Joined Reverb:2016

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