The Radial JDI Duplex is the pinnacle of stereo direct boxes, offering unparalleled audio quality, a wide range of connector options, and the ability to interface with any high-output digital source. This passive direct box builds upon the exceptional transparency and wide bandwidth of the JDI Stereo, adding even more versatility to meet the demands of audio technicians.

Exceptional Audio Quality with Jensen Transformers

At the heart of the JDI Duplex are two world-class Jensen JT-DB-EPC audio transformers, renowned for their ability to deliver a smooth, warm Bessel curve – a characteristic reminiscent of the finest vintage gear. The result is an audio signal that remains true to the source, capturing the natural, pure sound of the instrument without any unwanted artifacts. With virtually zero distortion from 10Hz to 80kHz and virtually no phase deviation, the JDI Duplex provides a transparent and faithful representation of your audio source.

Multiple Connector Options for Easy Integration

The JDI Duplex offers a wide range of connector options, making it easy to connect to any stereo sound source. You can access the inputs via 1/4", RCA, 3.5mm TRS, or XLR line-level connectors. Whether you're dealing with stereo instruments, consumer playback equipment, or professional +4dB line-level audio gear, the JDI Duplex has you covered.

Built Tough to Handle the Extremes

Radial is known for producing robust and durable equipment, and the JDI Duplex is no exception. It's built tough to handle the extremes of professional audio environments, ensuring that it can withstand the rigors of live performances and studio sessions.

Exceptional Signal Handling and Noise Rejection

The JDI Duplex is engineered for exceptional signal handling, even in high-output situations, without introducing distortion or unwanted artifacts. It also excels at noise rejection, eliminating hum and buzz caused by ground loops, so you can enjoy pristine audio quality.

The Radial JDI Duplex is the ultimate stereo direct box, offering unmatched sound quality, versatile connector options, and rugged construction for audio professionals who demand the best.

Key Features:

• Stereo Direct Box for High-Output Digital Sources
• Jensen Transformers for Exceptional Sound Quality
• Wide Frequency Range with Virtually Zero Distortion
• Multiple Connector Options: 1/4", RCA, 3.5mm, and XLR
• Built to Withstand Professional Audio Environments
• Exceptional Signal Handling and Noise Rejection