Pricing and availability
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Price
Average Price: $93
Budget/Beginner
$119
$300+
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Budget
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High-end
Price History
Based on price data from 5 merchants for "Radial StageBug SB-1 Active DI". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
The Radial StageBug SB-1 Active DI Box is a powerhouse in a compact package, designed specifically for musicians who demand pristine audio quality on the go. Whether you're an acoustic guitarist, bassist, or keyboard player, the SB-1 ensures your sound remains vibrant and clear, even across long cable runs. Engineered with an ultra-quiet active circuit, it deftly converts your high-impedance signal to low, minimizing noise and maintaining the integrity of your tone. Powered by 48V phantom power, this DI box frees you from the hassle of batteries, making it an effortless plug-and-play solution.
The SB-1 is not just about convenience; it's about control. With a -15dB pad, you can safely manage hotter signals from active instruments without distortion. Additionally, the 180° polarity switch is a nifty feature that helps you eliminate unwanted feedback on stage. Designed to fit snugly in your gig bag, the StageBug SB-1 is your trusty companion for any live or studio setup, ensuring your sound is always at its best.
Key Features:
- Active DI for acoustic guitar, bass, and keyboards
- Compact design, fits in a guitar case
- 48V phantom powered; no batteries required
- 800k-ohm input impedance to avoid loading issues
- -15dB pad to handle high-output instruments
- 180° polarity switch to reduce feedback
- 1/4" input with throughput to feed your amp
- Balanced XLR output for long cable runs
- Durable metal housing for road-ready reliability
Owner's manual
Radial StageBug SB-1 Active DI User ManualProduct specs
| Type | Acoustic/Bass/Keyboard Active Box |
| Channels | 1 |
| Pads | -15dB |
| Polarity Switch | Yes |
| Ground Lift | Yes |
| Inputs | 1 x 1/4" |
| Outputs | 1 x XLR, 1 x 1/4" (thru) |
| Power Source | 48V Phantom Power |
| Height | 1.35" |
| Depth | 4.5" |
| Width | 1.85" |
| Weight | 0.55 lbs. |
FAQs
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What instruments can the Radial StageBug SB-1 Active DI be used with?
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The Radial StageBug SB-1 is designed for acoustic guitars, basses, and keyboards, providing clear and balanced signal conversion for these instruments.
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Does the Radial StageBug SB-1 require an external power source?
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No, the Radial StageBug SB-1 is powered by 48V phantom power, eliminating the need for batteries or external power supplies.
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How does the ground lift function on the Radial StageBug SB-1 work?
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The ground lift switch on the Radial StageBug SB-1 helps eliminate hum and noise caused by ground loops, ensuring a clean audio signal.
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Can the Radial StageBug SB-1 handle high-output instruments?
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Yes, the Radial StageBug SB-1 features a -15dB pad, allowing it to accommodate high-output instruments without distortion.
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What are the output options available on the Radial StageBug SB-1?
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The Radial StageBug SB-1 offers an XLR output for balanced signal routing and a 1/4" thru output for connecting to an amplifier or monitor.
Videos
Chris Lang Music (ChrisLangMusic)
Radial Stage Bug Series Review SB-1 SB-2 SB-5
Reviews
PROS
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Compact size, easily fits in a guitar case
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Provides an open, natural sound with great dynamic response
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Works well with both acoustic and bass guitars
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Phantom powered, eliminating the need for batteries
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Offers tuner output for onstage amp monitoring
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Built with sturdy, durable materials; feels expensive
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Includes useful features like phase reverse and input pad
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Maintains low-end clarity and full sound without added color
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Enhances acoustic guitar sound, noticeable improvement
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Excellent value for the cost, highly recommended by users
CONS
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Some users experience loose fit with XLR connections causing noise
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High signal gain may require mixer adjustments
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Radial StageBug SB-1 Active DI.
Features and functionality
Use cases and applications
Value and pricing
Comparisons
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An owner compared the SB-1 to a Whirlwind IMP-2 passive DI and found no additional noise, highlighting its effectiveness despite being an entry-level model.
Source -
Users have considered the Behringer DI400P as a budget alternative, but specific differences with the SB-1 remain unclear without direct A/B testing.
Source
Critic Reviews
5.0 out of 5
Based on 0 Reviews and 2 Ratings
Artist usage
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Used With
Based on how musicians on Equipboard use Radial StageBug SB-1 Active DI, it is most commonly used with the following gear.
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