Radial Twin-Iso – Two-Channel Line-Level Isolator with Jensen Transformers (R800-1024-00)
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The Radial Twin-Iso is a premium stereo line-level isolator equipped with legendary Jensen transformers for unmatched signal integrity and transparency. Designed to eliminate ground loop noise in professional audio systems, the Twin-Iso is your go-to solution for hum and buzz-free connections between mixing consoles, amp racks, recorders, or remote stage boxes.
This rugged, passive unit ensures pristine audio with a wide frequency response, ultra-low distortion, and +21dBu handling without saturation. Whether you're in the studio or on stage, the Twin-Iso maintains the character of your sound while removing interference that can ruin a mix.
Key Features
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Jensen Transformer Isolation – Ensures transparent, accurate audio reproduction
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Dual Channel (Stereo) Design – Ideal for balanced line-level sources
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Eliminates Ground Loops – Perfect for resolving hum and buzz in complex systems
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Handles High Signal Levels – Up to +21dBu without distortion
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Transparent Performance – No coloration or loss of signal integrity
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Built Tough for Touring and Installations – 14-gauge steel enclosure ensures road-ready durability
Why Choose the Radial Twin-Iso?
Built with Jensen transformers—known for their industry-leading performance—the Twin-Iso delivers exceptional linearity and headroom for critical audio applications. Whether you're integrating pro-level gear in a studio, AV setup, or live sound environment, the Twin-Iso ensures clean, isolated audio with zero compromise.
With its plug-and-play passive design, there's no power required—just clear audio and peace of mind.
Specifications
| Feature | Details |
|---|---|
| Audio Circuit Type | Passive line-level isolation (transformer-based) |
| Transformer Brand | Jensen |
| Channels | 2 (Stereo / Dual Mono) |
| Frequency Response | 10Hz – 50kHz (±1dB) |
| Dynamic Range | 135dB |
| Total Harmonic Distortion | 0.001% @ 1kHz, +4dBu |
| Phase Deviation | 0.5° @ 100Hz; 37° @ 20Hz |
| Input Impedance | 600Ω (balanced) |
| Output Impedance | 600Ω (balanced) |
| Max Input Level | +21dBu @ 1kHz, 1% THD+N |
| Ground Lift | Yes |
| Input Connectors | 2 x XLR-F |
| Output Connectors | 2 x XLR-M |
| Operating Conditions | 5°C to 40°C, dry locations only |
| Construction | 14-gauge steel chassis |
| Dimensions | Compact and portable |
| Warranty | Radial 3-year transferable |

