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Average Price: $926
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$300
$801+
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Based on price data from 1 merchant for "Postive Grid Bias Head Processor". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unleash your creativity with the Positive Grid BIAS Head Processor, a powerhouse for guitar and bass amplification. This 600-watt guitar amplifier combines the raw energy needed for live performances with the flexibility of cutting-edge technology. Seamlessly integrate your gear with the BIAS Amp Pro software and app, allowing you to craft your own custom amplifiers and unlock an endless array of tones.
The BIAS Head is not just about raw power; it’s about precision. With Amp Match technology, you can replicate the unique character of any amplifier, blending the nuances of classic, modern, or boutique amps into your sound. Load your creations onto the BIAS Head and explore thousands of custom models available on the BIAS ToneCloud, making it a versatile tool for both studio recording and live performances.
The built-in effects loop, switchable between series and parallel, offers you the freedom to incorporate your beloved pedals seamlessly. Plus, with the ability to store 25 presets, you can easily switch between your favorite sounds on stage. Whether you're driving a 4-, 8-, or 16-ohm speaker cabinet, or going direct with realistic cabinet emulation, the BIAS Head has you covered for any scenario.
Designed for the modern musician, it connects effortlessly to your devices via USB and Bluetooth, offering quick updates to your sound palette. The Positive Grid BIAS Head Processor isn’t just an amplifier; it's a revolution in tone crafting.
Key Features:
- 600-watt power amp for guitar and bass
- Integrates with BIAS Amp Pro software and app
- Amp Match technology for precise tone replication
- Stores 25 presets for quick access
- Built-in effects loop (series/parallel switchable)
- Direct outputs for live or studio use
- MIDI connectivity for equipment integration
- USB and Bluetooth connectivity for easy updates and control
- Access thousands of amp models on the BIAS ToneCloud
Product specs
| Brand | Positive Grid |
| Model | Bias Head 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 Head Processor?
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The Positive Grid Bias Head Processor delivers 600 watts RMS at 8 ohms and 300 watts at 16 ohms, making it a powerful option for various performance settings.
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Can the Positive Grid Bias Head Processor match the tone of other amplifiers?
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Yes, the Bias Head Processor features Amp Match Technology, which allows it to precisely replicate the tone of any real-world amplifier.
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Does the Positive Grid Bias Head Processor support MIDI control?
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Yes, the Bias Head Processor has fully configurable MIDI controls with 5-pin connectors for MIDI In, Thru, and Out, allowing seamless integration with MIDI setups.
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Is the Positive Grid Bias Head Processor compatible with mobile devices?
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The Bias Head Processor offers Bluetooth connectivity for integration with the BIAS Amp app on iPad and iPhone, providing flexible control options from mobile devices.
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What connectivity options are available on the Positive Grid Bias Head Processor?
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It includes a Hi-Z 1/4-inch input, effect send and return, headphone output, XLR balanced and 1/4-inch TRS line out, and USB connection for BIAS Mac and Windows.
Videos
Positive Grid
BIAS Head Amp | Guitar Head Amplifier Overview
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Postive Grid Bias Head Processor.
Software and compatibility
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Presets are not interchangeable between Positive Grid Bias Head, BiasFX2, and Spark due to different code bases, limiting ecosystem flexibility.
Source
Features and functionality
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The Spark foot pedal is incompatible with the Bias Head, necessitating alternative foot pedal solutions like the Behringer 1010 for parameter control.
Source
Critic Reviews
Based on 0 Reviews and 0 Ratings
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