The Radial StageBug SB-2 is a compact passive direct box designed to handle a wide range of instruments including acoustic instruments, keyboards, and bass guitars. Built around a high-quality transformer, it delivers clean, natural sound with excellent isolation, making it ideal for live sound, touring, installations, and studio use.
Key Features
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Passive DI box – no power or batteries required
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High-performance transformer for natural, transparent audio
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Handles high output instruments such as keyboards and active basses with ease
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Converts unbalanced instrument signals to balanced XLR for long cable runs
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Ground lift switch to eliminate hum and ground loop noise
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Extremely compact, stage-friendly design
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Rugged steel enclosure suitable for touring and rental use
Specifications
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Type: Passive Direct Box (DI)
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Input: 1/4″ instrument input
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Output: Balanced XLR
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Attenuation: -15 dB pad
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Ground lift: Yes
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Power requirement: None (passive)
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Application: Acoustic instruments, keyboards, bass guitars
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Construction: Heavy-duty steel chassis


















