Unity Logo

Blackstar Unity Pro Bass System

The New Face of Bass

Unity Bass Series

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

Designed from the ground up by bass players, for bass players

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.

Unity 250 Front Panel

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

From the organic response of classic valve amps,
to the transparent clean platform,
UNITY brings together the ultimate in bass tone

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.

Unity Bass Recording

Pro Connectivity

UNITY Bass is perfect for the studio or stage with the balanced XLR, USB connectivity and more.

Unity 250 Back Panel

Extend your set up

The UNITY U250ACT 1x15” active cab adds 250 Watts of extra stage power to any UNITY combo.

Unity 250 Active Cab
Unity Bass Recording

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 Eminance Speakers

Choose Your Amp / Extension Cabinet

  • Unity 30 Front View
    Unity 30 Top View
    Unity 30 Angle View
    Unity 30 Rear View
    Unity 30 Front View
    Unity 30 Top View
    Unity 30 Angle View
    Unity 30 Rear View

    Unity 30

    View Handbook

    • 30 Watts
    • Custom designed 8" Speaker
    • 3 Voices – Classic, Modern, Overdrive
    • 3-band EQ with semi-parametric Mid
    • Footswitchable Overdrive and Chorus
    • Compressor
    • Input Gain with clip indication
    • Pad Switch for active / passive instruments
    • Master Volume
    • Link to Unity Bass Series Active Cabinet
    • MP3 / Line in
    • XLR + ¼" Line Out / Headphones with independent level control
  • Unity 60 Front View
    Unity 60 Back View
    Unity 60 Angle View
    Unity 60 Rear View
    Unity 60 Front View
    Unity 60 Top View
    Unity 60 Angle View
    Unity 60 Rear View

    Unity 60

    View Handbook

    • 60 Watts
    • Custom designed 10" Speaker
    • 3 Voices – Classic, Modern, Overdrive
    • 3 band EQ with semi-parametric Mid
    • Footswitchable Overdrive and Chorus
    • Compressor
    • Input Gain (with clip indication)
    • Pad Switch for active / passive instruments
    • Master Volume
    • Link to Unity Bass Series Active Cabinet
    • MP3 / Line in
    • XLR + ¼" Line Out / Headphones with independent level control
  • Unity 120 Front View
    Unity 120 Top View
    Unity 120 Rear View
    Unity 120 Angle View
    Unity 120 Front View
    Unity 120 Top View
    Unity 120 Rear View
    Unity 120 Angle View

    Unity 120

    View Handbook

    • 120 Watts
    • Custom designed Eminence 12" Opus Speaker
    • 3 Voices – Classic, Modern, Overdrive
    • 3 band EQ with semi-parametric Mid
    • Footswitchable Overdrive and Chorus
    • Compressor
    • Input Gain (with clip indication)
    • Pad Switch for active / passive instruments
    • Master Volume
    • Link to Unity Bass Series Active Cabinet
    • MP3 / Line in
    • XLR + ¼" Line Out / Headphones with independent level control
  • Unity 250 Front View
    Unity 250 Top View
    Unity 250 Angle View
    Unity 250 Front View
    Unity 250 Top View
    Unity 250 Angle View

    Unity 250

    View Handbook

    • 250 Watts
    • Custom designed Eminence 15" Opus Speaker
    • 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
    • Compressor
    • 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
    • XLR + ¼" Line Out / Headphones with independent level control
    • D.I. / cabinet emulated line outputs
  • Unity 500 Front View
    Unity 500 Rear View
    Unity 500 Top View
    Unity 500 Angle View
    Unity 500 Front View
    Unity 500 Rear View
    Unity 500 Top View
    Unity 500 Angle View

    Unity 500

    View Handbook

    • 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
    • Compressor
    • 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
  • Unity 250 Active Front View
    Unity 250 Active Rear View
    Unity 250 Active Angle View
    Unity 250 Active Front View
    Unity 250 Active Rear View
    Unity 250 Active Angle View

    Unity 250 Active Cabinet

    View Handbook

    Add 250 Watts of extra stage power to any UNITY Combo with the UNITY U250ACT 1x15” active cab.

    • 250 Watts
    • Custom designed Eminence 15" Opus speaker
    • Independent volume control
    • Combined XLR + ¼" input allowing use with external preamps
    • Passive ¼” input for use as a standard extension cabinet
    • XLR Through to chain together multiple Unity active cabinets
Unity Bass Stacks
Top