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Item #:
188811944
StudioMan IS-3 Dual Channel Audio Signal Isolator - Professional DI Box with Balanced XLR/RCA/TRS Inputs, 10dB/15dB Pad & Ground Lift for Guitar,
Item #:
188811944
RWF 97003
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The IS-3 audio isolator delivers professional-grade audio performance and versatility with dual channel design, ensuring every detail of your sound is reproduced accurately.
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Product Details
| Compatible Devices | Guitar, Headphone, Keyboard, Laptop, Microphone, Personal Computer, Speaker |
| Supported Software | DAW Compatible |
| Connectivity Technology | XLR, RCA, TRS |
| Number of Channels | 2 |
| Frequency Response | 20000 hertz |
| Operating System | Windows, macOS |
| Audio Input | XLR, RCA, Auxiliary |
| Brand Name | StudioMan |
| Number of Items | 1 |
| Manufacturer | Sudioman |
| UPC | 614141515660 |
| Unit Count | 1 Count |
| Brand | StudioMan |
| Item Weight | 1.5 lbs (680 grams) |
Product Description
StudioMan IS-3 Dual Channel Audio Signal Isolator - Professional DI Box with Balanced XLR/RCA/TRS Inputs, 10dB/15dB Pad & Ground Lift for Guitar, Bass, Keyboards, Media Players
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Customer Questions & Answers
-
Question:
Can the IS-3 be used with both active and passive instruments?
Answer: Yes, the IS-3 is compatible with both active and passive instruments. -
Question:
What does the ground lift switch do?
Answer: The ground lift switch helps to eliminate ground loop hum by isolating the chassis ground from the signal ground. -
Question:
How does the 10dB/15dB pad switch benefit my setup?
Answer: The pad switch allows you to attenuate input signals to prevent clipping from high-output instruments.
StudioMan Signal Processors Editorial Review
The StudioMan IS-3 Dual Channel Audio Signal Isolator has garnered a mixed reception among users, standing out particularly for its commendable value and practical design. Many reviews highlight its robust metal Construction and straightforward functionality—factors that contribute to its appeal as a reliable tool for live performance and studio settings. Musicians and sound engineers appreciate the device's ability to convert unbalanced signals (like those from TS or RCA connections) into balanced outputs (like XLR), which significantly reduces noise, especially over long cable runs. The built-in ground loop isolation switch is especially praised for eliminating hum that can plague audio setups, making it a crucial tool for both live and studio applications. The dual-channel functionality allows users to connect multiple instruments or audio sources, and the inclusion of -10 dB and -15 dB pad switches provides flexibility when managing loud signals, thus preventing distortion. Reviewers noted that the jacks and switches feel sturdy, giving confidence that the device won’t fail during critical moments on stage. However, some users expressed confusion regarding its dual-channel functionality as it doesn’t isolate the two inputs clearly, leading to concerns about how it processes audio. Additionally, while the product excels in its primary purpose—clean signal transfer—it lacks advanced features such as onboard gain or preamp functionality, which might deter some professional users seeking a more sophisticated DI box. Overall, the StudioMan IS-3 is highly regarded as a practical, no-frills solution for audio signal management, ideal for both amateur musicians and professional sound engineers looking for reliable, effective equipment without excessive bells and whistles. ###
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Pros
- Excellent value for the price.
- Solid metal Construction and robust design.
- Effective ground loop isolation to reduce hum.
- Simple and straightforward connectivity (XLR, TRS, RCA).
- Dual-channel inputs with pad switch for volume control.
- Ideal for live performances and studio recordings. ###
Cons
- Confusion over dual-channel functionality; may combine outputs.
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23 July 2026 · via Trustpilot
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RWF 97003
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Features & Benefits
- Dual channel design allows simultaneous connection of two audio sources.
- Professional-grade audio performance with a frequency response of 20Hz-20kHz.
- 10dB/15dB pad switch for handling high-output instruments without clipping.
- Ground lift switch eliminates unwanted noise and hum.
- Durable build ensures reliable performance for home studios and live settings.
- Wide compatibility with all passive and active audio instruments and devices.
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