Ashdown Rootmaster EVO III 500 Bass Head 500w

Ashdown RM-500-EVO III – Lightweight 500W Bass Amplifier Head

The Ashdown RM-500-EVO III (Rootmaster 500 EVO III) delivers 500 watts of classic Ashdown tone in a rugged, lightweight head designed for both stage and studio use. Compact yet powerful, it packs Ashdown’s signature sound-shaping tools into a portable format perfect for gigging musicians.

Classic Ashdown Features

• Valve Emulated Drive – add tube-style warmth and grit to your tone.

• Compressor – ensures a punchy, even response.

• Sub Harmonic Generator – dial in a deep, octave-below effect for massive bass presence.

• Flexible EQ Section – sculpt your tone with precision, perfect for any playing style.

Professional Connectivity

The RM-500-EVO III is loaded with features to make it stage- and studio-ready:

• Analogue Cab Sim DI output – provides natural, amp-like tone direct to the PA or recording desk.

• Balanced DI – clean signal path for professional live or studio applications.

• Monitor filters – ensure clarity and balance across all situations.

Lightweight & Road-Ready

Despite its 500W power output, the RM-500-EVO III remains lightweight and portable, making it easy to transport without sacrificing performance. Built with Ashdown’s trademark reliability, this head is ready to handle the demands of regular gigging.

Key Specifications

• Power Output: 500 Watts

• Series: Rootmaster EVO III

• Tone Controls: 5-band EQ with additional shape options

• Features: Valve Emulated Drive, Compression, Sub Harmonic Generator

• Outputs: Analogue Cab Sim DI, Balanced DI

• Design: Lightweight, portable head – rugged touring build

Why Choose the Ashdown RM-500-EVO III?

• Classic Ashdown sound in a portable format

• 500W of power – suitable for gigs of any size

• Integrated compressor & Sub Harmonic Generator for powerful tone shaping

• Valve emulated drive for authentic warmth and grit

• Pro DI outputs & cab simulation – stage and studio ready