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Based on price data from 1 merchant for "Postive Grid Bias Rack Processor". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unlock the creative potential of your guitar rig with the Positive Grid BIAS Rack Processor, a versatile guitar preamp designed for musicians who crave customizability and precision. This powerhouse unit, tightly integrated with the BIAS Amp Pro software, lets you design, match, and store any amp tone imaginable. Whether you're in the studio or on stage, the BIAS Rack Processor delivers unmatched flexibility with its ability to replicate the sound of any amplifier, right down to the component level.
The heart of this system is the Amp Match technology, which captures and re-creates the intricate nuances of your favorite amps. You can effortlessly upload your creations to the BIAS ToneCloud, a thriving community where thousands of amp models crafted by legendary artists and fellow guitarists are just a click away. With 25 preset slots, you can instantly recall tones that range from pristine cleans to monstrous high-gain leads.
Seamlessly switch between presets, even during a live performance, using USB or Bluetooth connectivity with your iOS device. The BIAS Rack Processor is equipped for both practice and professional environments, featuring direct outputs for connection to PA systems and MIDI compatibility for integrating with your existing gear.
Key Features:
- Rackmount guitar and bass preamplifier with full integration with BIAS Amp Pro software and BIAS Amp app
- 25 preset slots for instant recall
- Amp Match technology for re-creating recorded guitar tones
- Access to thousands of custom Amp Match presets via ToneCloud
- USB and Bluetooth connectivity for software integration
- Effects loop with switchable series/parallel operation
- Direct outputs for sound systems or recording devices
- MIDI in/out/thru for enhanced connectivity with MIDI equipment
Product specs
| Brand | Positive Grid |
| Model | Bias Rack Processor |
| Year | 2010s |
| Categories | Guitar Heads |
| Color Family | Black |
| Electronics | Solid State |
| Impedance | 16 ohms, 4 ohms, 8 ohms |
| Number of Channels | 1 Channel |
| Number of Inputs | 1 Input |
| Output Power (Watts) | 600 |
| Power Tube Type | None |
| Reverb | None |
FAQs
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What is the output power of the Positive Grid BIAS Rack Processor?
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The Positive Grid BIAS Rack Processor delivers 600 watts RMS at 8 ohms and 300 watts at 16 ohms, providing ample power for both live performances and studio use.
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Can the Positive Grid BIAS Rack Processor connect to my computer or mobile device?
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Yes, it features USB connectivity for Mac and Windows, and Bluetooth connectivity for iPad and iPhone, allowing integration with the BIAS Amp app.
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Does the Positive Grid BIAS Rack Processor support MIDI control?
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Yes, it includes fully configurable MIDI controls with 5-pin connectors for MIDI In/Thru/Out, allowing for versatile integration into your setup.
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What is Amp Match Technology in the Positive Grid BIAS Rack Processor?
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Amp Match Technology allows the BIAS Rack Processor to precisely replicate the tone of any real-world amplifier, providing users with extensive customization options.
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How can I customize the sound of the Positive Grid BIAS Rack Processor?
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You can virtually swap out components such as tube types, tone stacks, power amp, transformer, cab, and mic, offering extensive sound design capabilities.
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Is the Positive Grid BIAS Rack Processor suitable for both guitar and bass?
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Yes, the BIAS Rack Processor is designed to accommodate both guitar and bass, making it a versatile choice for multi-instrumentalists.
Videos
Solid State Records
Bobby Lynge Positive Grid BIAS Rack Demo
Reviews
PROS
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Amp Match technology rivals high-end models like Kemper
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Extensive customization with software for deep amp design
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User-friendly interface; easy setup without extensive manual reading
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Ability to load your own IRs and modify amp components
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Affordable price for the features offered compared to competitors
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Seamless integration with PC/Mac and mobile devices for remote control
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Great for live performances with direct mixer connection and stereo outputs
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Supports storing and sharing custom sounds with the BIAS community
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Compatible with MIDI footswitches for easy live sound management
CONS
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Limited built-in effects compared to competitors like AXE FX
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Noise issues at high gain levels
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Complexity may overwhelm users not interested in technical details
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Some reports of software bugs and customer service issues
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Postive Grid Bias Rack Processor.
Software and compatibility
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High gain presets may require additional processing or external boosts to achieve desired metal tones, as built-in gain stages might feel insufficient for some users.
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Comparisons
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Some users prefer the tone of the Mississippi Criminal model from POD Farm Metal Shop over BIAS Rack for achieving dirtier, hard rock tones.
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The GX-100 offers a touch screen and graphical interface, an upgrade over the GT-10, enhancing user interaction and ease of navigation.
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The GX-100 is noted as having a smaller footprint compared to the GX-10, offering a more compact solution with similar capabilities.
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The GX series primarily focuses on Boss FX collections rather than extensive amp modeling, distinguishing it from units like Helix or Quad Cortex.
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User experience
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Owners report needing to max out multiple gain stages and use an EQ boost to achieve satisfactory high-gain tones on the BIAS Rack Processor.
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Owners appreciate the GX-100's interface, which improves usability compared to older models like the GT-10, offering a more modern user experience.
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Features and functionality
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The GX-100 allows stacking effects in any order without restrictions, providing advanced versatility in signal path customization.
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Critic Reviews
Based on 0 Reviews and 0 Ratings
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