Positive Grid BIAS Rack Processor Guitar/Bass Amp Match Amplifier (Non-Powered)

BIAS Rack is a rackmount non-powered guitar and bass amplifier that accurately captures any amp tone in the world, including the cab and even mic position. You can safely pair it with your power amp and cabinet of choice. With the included BIAS Amp Pro software, you can share and download thousands of amp match models and save them right in the rack.

NEW KIND OF AMP

Hardware and software beautifully integrated, BIAS Rack allows you to design and match any amp tone on the fly, share and download Amp Match models in the cloud.

AMP MATCH AND TONECLOUD

BIAS Rack comes with Amp Match® technology, which lets you precisely match the nuanced tone of any classic, modern or boutique amp and load custom cab and mic responses. You can share or download thousands of Amp Match models from ToneCloud.

PREMIUM COMPONENTS

The op-amps, passive components and A/D and D/A converters used are all top of the line. It also provides zero latency performance due to its built-in interface.

INSANE POSSIBILITIES

The world’s first cross-platform guitar amplifier, BIAS Rack integrates seamlessly with BIAS Amp for mobile and desktop use: you can design your custom amp and create Amp Match models in real time.

AMP MATCH

Amp Match® lets you capture or download any tube amp tone and sync it with your desktop and mobile devices. You can then use the exact same tone with BIAS Head on stage, in the studio or while practicing at home.

AMP DESIGN

Design your custom dream amp and sync unique presets in real time. Swap out the virtual tube types, preamp, transformer, tone stacks, cab and mic position to create your own signature sound, with just a few taps or mouse clicks.

THOUSANDS OF AMPS

Download thousands of Amp Match® models created by legendary recording artists and your fellow guitarists on ToneCloud, and sync the entire collection across your desktop and mobile devices and BIAS Head in a snap.

AMP MATCH

Amp Match® technology precisely matches the nuanced tone of any classic, modern or boutique amp and loads custom cab and mic responses. There are hundreds of professional studio engineers and artists creating Amp Match models you can download.