
Anthony Easton
The Big Rock Pro II by Amptweaker is a versatile and powerful pedal with the following technical specifications and features:
- All analog circuitry for better dynamics, response, and tone
- Hi-Gain Preamp for Recording or Live Performance
- DeFizzerator Built In to reduce excessive high-end frequencies
- Depth Finder Built In to simulate the response of a tube power amp with
control over Resonance and Presence
- Built-in Noise Gate for tight and responsive performance
- Resonance & Presence Power Amp Style EQ
- 3 Band EQ with Smooth Edge & Thrash Switch
- Three Effect Loops (Global/Boost/Side Track) for convenient access and
configuration
- Speaker Simulator
- Balanced DI and Headphone Output
- Dual Boost Controls via Boost Footswitch
- Gain, Tight & Volume Controls
- Runs at 9V or 18V for different levels of headroom and drive/compression
- Current: 39mA with 9V adapter (Power Supply NOT Included)
- Weight: 3 lbs.
- Dimensions: 5.63” W X 5” D X 2.13” H
- Made in the USA
- 5 Year Limited Warranty
The Big Rock Pro II is designed to offer a wide range of tones and flexibility for both recording and live performance, making it a valuable tool for guitarists seeking high-quality sound and performance.
Watch the latest video demos and reviews for the BigRock from YouTube. Stompbx updates this every six months to reflect the most popular reviewers and guitar pedal demos for each pedal.

Below are live Reverb listings for the Amptweaker BigRock from Reverb. Stompbx automatically aggregates current offers to give you a quick look at available models, conditions, and prices. Perfect for comparing options and making an informed purchase.

Brand New
$299

Brand New
$299

Very Good
$185

Mint
$349.99

Excellent
$239

Brand New
$299

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Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton