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600-watt Rackmount Bass Amplifier Head with 12AX7 Class-A Tube Preamplifier Circuit, EQ, Compressor, Sub-harmonic Generator, and DI.
A Rackmount Bass Beast from Ashdown
The Ashdown ABM 600 DR EVO IV is the rackmount version of the company’s beastly ABM 600 EVO IV bass amp head. With an arena-shaking 600 watts of bass power, an upgraded preamp section, and an extended EQ section for massive of tone-shaping flexibility, the ABM 600 EVO IV is another incarnation of the amazing line of Ashdown amps that professional bassists rely on to deliver their tone to the masses from stages around the world. Make every gig count. Put Ashdown power, versatility, and tone to work in your own bass rig with the ABM 600 DR EVO IV.
Amazing tone-shaping flexibility
The preamp section in the ABM 600 DR EVO IV features variable drive technology. A dedicated drive knob lets you adjust the amount of current flowing into the 12AX7 tube for tones that range from pristine cleans to brawny, grinding overdrive. The 9-band EQ section will delight even long-time ABM players, with tight tonal control that includes separate bass, middle, and treble knobs plus an expanded 6-band graphic for fine-tuning. Ashdown’s familiar 1-knob compressor and sub-harmonic generator work to make your tone tighter and fuller than you’ve ever heard it before and help you claim your rightful place in any mix. All the while you can keep an eye on your I/O levels with a pair of iconic Ashdown VU meters. Add all of this tonal control the flexibility of foot switching — EQ, compression, sub-harmonics, and even the variable drive can all be kicked in and out with a tap of your toe.
Built tour-tough to ace any size gig
Meticulously engineered and ruggedly built, the ABM 600 DR EVO IV rackmount bass head stands up to the most brutal professional touring schedules; night after night, year after year. Its 3U chassis is fabricated from 2mm milled steel, with both front and rear mounting points to ensure your amp is secure and protected while traveling. The unit’s iconic dual VU Meters let you monitor the input gain as well as output level, for signal chain perfection. From the XLR DI to the dedicated tuner output, you can take the professional quality of Ashdown with you wherever you go. With 600 burly watts under the bonnet, the Ashdown ABM 600 DR EVO IV will ace any gig when paired with the appropriate speaker cabinets.
Ashdown delivers the modern bass sound
With a solid artist roster that includes Adam Clayton of U2, James Jamerson, Jr., and the late, great John Entwistle of The Who, Ashdown delivers the sound of modern bass. Launched in 1996, the company has been guided by a singular vision: doing it right. You need reliable amplification, and Ashdown amps are built for serious tour-grade abuse. Whether tube or solid-state circuits (or both) are employed, Ashdown amps serve up punchy, powerful tone with remarkable transparency and deep, controlled low end, along with exceptional mid-band attack and high-end brilliance. Take the stage with bass equipment that won’t let you down. Rock with Ashdown.
Ashdown ABM 600 DR EVO IV Bass Amp Head Features:
- 600-watt rackmount bass amplifier head for all your gigging needs
- Powerful 9-band EQ with Bass, Middle, Treble, and 6 sliders to shape your sound
- Hybrid design with 12AX7 tube preamp and solid-state output stage
- Built-in compressor, tuner output, and effects loop
- Ashdown sub-harmonic generator accurately tracks your main signal and reproduces it an octave lower
- 4 secure speakON outputs for connecting speaker cabinets
- DI output with XLR connection
- Input Gain and Output Level VU meters
Tech Specs
- Type: Hybrid
- Total Power: 600W
- Compression: Yes
- EQ: 9-band EQ
- Preamp Tubes: 1 x 12AX7 (rectifier)
- Outputs: 2 x SpeakON, 1 x XLR (direct out), 2 x 1/4" (full range, line level)
- Effects Loop: Yes
- Footswitch I/O: 1 x 1/4"
- Footswitch Included: No
- Cooling System: 2 x Internal Fans, Rear/Side Air Vents
- Power Source: Standard IEC AC cable
- Manufacturer Part Number: ABM600DUALVUR-U