The Radial Engineering StageBug SB-1 is a professional compact active DI box designed for musicians, performers, worship venues, recording studios, and live sound engineers who demand clean, noise-free audio transmission. Built with Radial's renowned audio engineering expertise, the SB-1 converts high-impedance instrument signals into balanced low-impedance signals, ensuring superior sound quality and reliable performance over long cable runs.
Its ultra-compact design easily fits inside a guitar case, making it the ideal travel companion for acoustic guitarists, bass players, and mobile performers. Powered directly by 48V phantom power from a mixer or audio console, the StageBug SB-1 eliminates the need for batteries, providing a hassle-free plug-and-play solution for professional audio applications.
Whether you're performing live on stage, recording in the studio, or connecting instruments to a professional PA system, the Radial StageBug SB-1 delivers exceptional signal integrity and low-noise performance.
The active buffer circuit preserves the natural tone and dynamics of acoustic guitars and passive basses while reducing signal degradation caused by long cable runs. Features such as a built-in input pad, ground lift switch, and 180° polarity reverse allow quick troubleshooting of hum, buzz, phase issues, and signal overload situations.
Constructed with a rugged 16-gauge steel chassis, the SB-1 is built to withstand demanding touring and professional environments while maintaining Radial's industry-leading audio quality standards.
Converts high-impedance instrument signals into balanced low-impedance outputs for clean, noise-free audio transmission.
Optimized input circuitry preserves the natural tone, warmth, and dynamics of your instrument.
Small enough to fit inside most guitar cases, gig bags, and mobile performance setups.
Powered by standard 48V phantom power from mixers and audio consoles—no batteries or external power supplies required.
Helps eliminate hum and ground loop noise commonly found in live sound installations.
Quickly correct phase issues when combining multiple microphones and instrument sources.
Balanced XLR output maintains audio quality over extended distances to mixers and PA systems.
Heavy-duty 16-gauge steel housing ensures reliability for touring, rental, and professional installations.
Connect acoustic guitars, bass guitars, keyboards, and other instruments directly to front-of-house mixers with clean, balanced audio.
Provides reliable instrument connectivity for churches, worship halls, and religious venues while minimizing noise and interference.
Capture instrument signals accurately with low distortion and excellent dynamic range for professional recording sessions.
Compact, durable, and easy to deploy for conferences, concerts, corporate events, and mobile sound systems.
Fits easily into a guitar case, allowing performers to carry a professional DI solution wherever they go.
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