Ampknob BH4

High-Gain Authority, Studio-Ready Precision

The Ampknob BH4 delivers the tight, detailed high-gain tone that defines modern metal. Trusted by Jens Bogren for rhythm tones that stay locked and clear, it handles extreme distortion with unwavering control.

Channels 3 and 4 provide exceptional thickness and clarity, while two included cabs, Modern and Vintage, give instant mix-ready tone. You can also load your favorite IRs, capture ideas with the built-in recorder, and stay in time with the metronome and tuner. Every element has been crafted to deliver studio-quality tone effortlessly.

Features

• Legendary channels 3 and 4

• Exceptional thickness and clarity

• Stable under extreme distortion

• Modern and Vintage cabs included

• Option to load Bogren IR packs or any IR of your choice

• Standalone version with built-in recorder

• Capture ideas quickly without starting a DAW

• Built-in metronome with adjustable meter, accent, and automatic speed increments

• Built-in tuner for instant readiness

• Expertly dialed tone with speaker cabinet, microphones, and recording chain chosen by Jens Bogren

• Option to disable cab or load your own impulse response

Mac:

• macOS 10.13 or higher
• Apple Silicon compatible

Windows:

• Windows 10 or higher