The Blackstar U500 is a Unity Series 2x10" 500W bass amplifier designed to deliver versatile tones, built-in effects, and stage-worthy power for bassists recording in the studio and performing in concerts.
Unity Pro Bass are the result of countless hours of technical research and benchmarking against the most iconic historic references.
Designed from the ground up by bass players, for bass players they are straight forward and powerful. The new Unity Pro Bass System’s deceptively simple controls allow you to quickly and easily create your tone, with rock solid bass, detailed dynamics and innovative features in a compact package from 30 Watts to 500 Watts. Blackstar’s unique Response control allows the player to choose between the sound and feel of three classic power amp stages, shaping compression, natural drive and dynamics. Combined with three distinct preamp voicings and a 3-band semi-parametric EQ, Unity produces infinitely flexible bass tone and exceptional feel, whatever your playing style. The Unity 250ACT powered cabinet can be linked to any model in the line to add 250W or more of active power to your rig; taking you from the studio or rehearsal room to the gig with ease and portability. From the organic response of classic valve amps, to a transparent clean platform, Unity brings together the ultimate in bass tone.
Unity Bass Series Key Features:
Any Player, Any Sound
Straight forward and powerful, UNITY’s deceptively simple controls allow you to quickly and easily create your tone no matter what style you play.
Choose From 3 Voices
Offering Classic, Modern and Flat voicings, Unity Bass is perfect for any playing style.
Classic
Valve-inspired growl with Vintage EQ
Modern
High-headroom dynamics and advance EQ
Flat
Totally flat, clean and transparent
Unique Response Control
A unique response control with 3 power amp stages to shape compression and feel.
Linear
Powerful and articulate – let your playing do the talking
6L6
Compression and punch of 6L6 power valves
6550
Dynamics and headroom of high power 6550’s
User Controlled Overdrive
3 different overdrives with user-controllable blend.
Overdrive
Smooth, open, harmonically-rich overdrive
Distortion
Balanced pedal-like distortion
Fuzz
In-your-face, full-on fuzz
Ultimate Flexibility
Enhance your sound with built in Chorus, Compressor and Octaver.
Pro Connectivity
UNITY Bass is perfect for the studio or stage with the balanced XLR, USB connectivity and more.
Extend your set up
The UNITY U250ACT 1x15” active cab adds 250 Watts of extra stage power to any UNITY combo.
Eminence Opus Speakers - Voiced for UNITY
Unity Pro Bass System features Eminence Opus speakers, designed and voiced in partnership with Eminence - the professional choice for bass players around the world.
Unity 500
Tech Specs:
Unity Pro Bass are the result of countless hours of technical research and benchmarking against the most iconic historic references.
Designed from the ground up by bass players, for bass players they are straight forward and powerful. The new Unity Pro Bass System’s deceptively simple controls allow you to quickly and easily create your tone, with rock solid bass, detailed dynamics and innovative features in a compact package from 30 Watts to 500 Watts. Blackstar’s unique Response control allows the player to choose between the sound and feel of three classic power amp stages, shaping compression, natural drive and dynamics. Combined with three distinct preamp voicings and a 3-band semi-parametric EQ, Unity produces infinitely flexible bass tone and exceptional feel, whatever your playing style. The Unity 250ACT powered cabinet can be linked to any model in the line to add 250W or more of active power to your rig; taking you from the studio or rehearsal room to the gig with ease and portability. From the organic response of classic valve amps, to a transparent clean platform, Unity brings together the ultimate in bass tone.
Unity Bass Series Key Features:
- Ultimate tonal flexibility – From valve inspired growl to high headroom clean
- Unique Response control – 3 power amp stages to shape compression and feel
- Drive section – 3 overdrives (Overdrive / Distortion / Fuzz) with user-controllable blend
- Compressor and effects – Chorus and Sub-Octave
- Pro connectivity – balanced XLR, jack or USB are perfect for live, studio and home use
- Unity Bass Series Active Cabinet – connect to any amp in the Unity Bass Series for 250W of extra power
Any Player, Any Sound
Straight forward and powerful, UNITY’s deceptively simple controls allow you to quickly and easily create your tone no matter what style you play.
Choose From 3 Voices
Offering Classic, Modern and Flat voicings, Unity Bass is perfect for any playing style.
Classic
Valve-inspired growl with Vintage EQ
Modern
High-headroom dynamics and advance EQ
Flat
Totally flat, clean and transparent
Unique Response Control
A unique response control with 3 power amp stages to shape compression and feel.
Linear
Powerful and articulate – let your playing do the talking
6L6
Compression and punch of 6L6 power valves
6550
Dynamics and headroom of high power 6550’s
User Controlled Overdrive
3 different overdrives with user-controllable blend.
Overdrive
Smooth, open, harmonically-rich overdrive
Distortion
Balanced pedal-like distortion
Fuzz
In-your-face, full-on fuzz
Ultimate Flexibility
Enhance your sound with built in Chorus, Compressor and Octaver.
Pro Connectivity
UNITY Bass is perfect for the studio or stage with the balanced XLR, USB connectivity and more.
Extend your set up
The UNITY U250ACT 1x15” active cab adds 250 Watts of extra stage power to any UNITY combo.
Eminence Opus Speakers - Voiced for UNITY
Unity Pro Bass System features Eminence Opus speakers, designed and voiced in partnership with Eminence - the professional choice for bass players around the world.
Unity 500
- 500 Watts
- Custom designed Eminence 2 x 10" Opus Speakers
- 3 Voices – Classic, Modern, Flat
- 3 Footswitchable Drives with user controllable blend – Overdrive / Distortion / Fuzz
- 3-band EQ with semi-parametric Mid
- Unique Response control – Linear, 6L6 and 6550
- Footswitchable Chorus and Sub-Octave with adjustable level control
- Input Gain with clip indication
- Pad Switch for active / passive instruments
- Master Volume
- Link to Unity Bass Series Active Cabinet
- USB audio out for direct recording
- Series effects loop
- MP3 / Line in n XLR + ¼” Line Out / Headphones with independent level control
- D.I. / cabinet emulated Line outputs
Tech Specs:
- Type: Solid State
- Number of Channels: 1-channel, 3 x voices, 3 x drives
- Total Power: 500W
- Speakers: 2 x 10" Custom Eminence Opus speaker
- Effects: Chorus, Octave
- Compression: Yes
- EQ: 3-band EQ with Mid Frequency
- Amp Modeling: Linear, 6L6, 6550 power models
- Inputs: 1 x 1/4" (instrument), 1 x 1/8" (mp3/line in)
- Outputs: 1 x 1/4" (line out/headphones), 1 x XLR (DI out), 1 x XLR (cab link)
- Headphones: Yes
- Effects Loop: Yes
- Footswitch I/O: 1 x 1/4" (overdrive, effect)
- Footswitch Included: No
- USB: 1 x Type Mini-B
- Power Source: Standard IEC AC cable
- Manufacturer Part Number: BASSU500