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The Positive Grid BIAS Head Amp Matching 600W Head. FREE shipping in the USA!

BIAS Head is a guitar and bass amplifier that accurately captures any amp tone in the world, including the cab and even mic position. You can safely connect your cab into its powerful Class D 600 Watts RMS @ 8 Ohm or 300 Watts @ 16 Ohm. With the included BIAS Amp Pro software, you can share and download thousands of amp match models and save them right in the head.

New Kind of Amp

Hardware and software beautifully integrated, BIAS Head allows you to design and match any amp tone on the fly, share and download Amp Match models in the cloud, and use that massive tone on a full-blown 600w RMS power amp.

Amp Match and Tonecloud

BIAS Head 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. BIAS Head’s power amp is optimized to perform any BIAS Amp presets at the highest audio quality possible at any volume. It also provides zero latency performance due to its built-in interface.

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 - Will It 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.

Thousands of Amps

Share your own custom presets, and download thousands of virtual amps created by signature recording artists and other guitarists around the globe via our hugely popular ToneCloud network.

Technical Details

Power Amplifier

600 Watts RMS @ 8 Ohms, 300 Watts @ 16 Ohms

Voltage and Frequency

100-240V AC, 50-60 Hz

Dimension (H x W x D)

7.5 x 12 x 6 in. (314 x 190 x 153 mm)

Weight

17 lbs. (7.7kg)

Instrument input

1/4 inch, Hi-Z impedance

Effect loop

1/4 inch, send and return

Headphone output

1/4 inch TRS

Direct output

XLR balanced and 1/4 inch unbalanced

External Pedal

1/4 inch TRS

MIDI

5-pin connectors for In/Out/Thru

USB

Connect with BIAS Mac and Windows

Bluetooth

BIAS Amp for iPad.

Product Specs

Condition
Brand New (New)
Brand New items are sold by an authorized dealer or original builder and include all original packaging.learn more
Brand Positive Grid
Model Positive Grid BIAS Head Amp Matching 600W Head
Categories Guitar Heads

Accepted Payment Methods

Shipping Policy

Ships from Champlin, MN, United States to:

Continental U.S.
$0.00
European Union
$99.00
Canada
$59.00
Everywhere Else
$119.00

All our shipments ship with tracking & are insured. We ship most orders the same day, M-F (if placed before 12:00PM CST). International shipping is no problem - a few select brands have shipping restrictions.

Tax Policies

Taxes are charged in the following regions either by the seller, per their tax policy, or by Reverb as a Marketplace Facilitator:

Minnesota
Alabama*
Arizona*
Arkansas*
California*
Colorado*
Connecticut*
District of Columbia*
Idaho*
Indiana*
Iowa*
Kentucky*
Maine*
Maryland*
Massachusetts*
Minnesota*
Nebraska*
Nevada*
New Jersey*
New Mexico*
New York*
North Dakota*
Ohio*
Oklahoma*
Pennsylvania*
Rhode Island*
South Carolina*
South Dakota*
Tennessee*
Texas*
Utah*
Vermont*
Virginia*
Washington*
West Virginia*
Wisconsin*
Wyoming*
*Marketplace Facilitator State. Reverb collects tax on the sellers behalf. Learn More

Return Policy

Return Window

This product can be returned within 30 days of receipt.

General Terms

Items must be returned in original, as-shipped condition with all original packaging and no signs of use. Buyer assumes responsibility for all return shipping costs unless the item was not received as described.

Refunds

Buyer receives a full refund in their original payment method less any shipping costs.

Special Conditions

For items under warranty, items should be returned to the company/manufacturer responsible for the warranty. We're happy to help facilitate if needed.

Returns NOT in 100% like new condition are subject to a 15% restocking fee.

We reserve the right to refuse any return at our sole discretion if the product is returned in any condition we deem as unsaleable (very notable signs of wear, obvious abuse, water damage, smells from pets or tobacco, etc).

Buyer responsible for shipping costs both ways.

Pickups that have been installed cannot be returned with the exception of Seymour Duncan & DiMarzio pickups. Seymour Duncan pickups can be exchanged even after being installed within 21 & 30 days respectively from the date of purchase. Please email or call (218.260.4176) for details. If a pickup that has been installed has a problem please contact us or the manufacturer to pursue a warranty return/repair with the manufacturer.

Certain other items also cannot be returned due to health concerns. For example the Talk Box pedals that use a tube for operation with the users mouth.

International buyers:

- Import tax & duty may be assessed by your government. Buyers are responsible for this amount. We don't charge them or receive them. Please inquire with your local customs office to confirm rates & regulations. Additionally, for a variety of reasons, we don't devalue items on customs forms.

- No returns are allowed on international purchases. If an items does not function properly, it can be returned for a replacement, but the buyer is responsible for the added shipping charge to ship the item back to us (we will cover return shipping costs to you).

- We ship most items internationally, however the following brands are unable to be shipped outside of the USA due to dealer agreements: Wampler, Jim Dunlop, MXR, ISP Technologies, Pedaltrain, Voodoo Lab. Any international orders placed with items from these restricted brands will be held until we verify with you if you'd prefer to cancel that item or consider a similar product from a non-restricted brand.

Message Seller

Macdaddy Music

Champlin, MN, United States
Joined: May 2015

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Accepted Payment Methods

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Positive Grid BIAS Head Amp Matching 600W Head
$1,299
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