Radial J48 Stereo Phantom Powered Active DI Box

The Radial J48 Stereo Active Direct Box is a professional-grade DI box designed to deliver exceptional audio performance with significantly more headroom, lower distortion, and unmatched durability. With its proprietary analog circuit and low-noise op-amp, the J48 Stereo ensures pristine audio quality, making it the perfect choice for demanding studio recordings and live performances.

Features

• High Headroom: Ensures clean audio signals with minimal distortion.
• Low Distortion: Total harmonic distortion of just 0.002% @ -5dBu.
• Wide Frequency Response: 20Hz to 20kHz for accurate sound reproduction.
• High Dynamic Range: 109dB for clear and detailed audio.
• Advanced Noise Reduction: Features an equivalent input noise of -103dBu and a noise floor of -99dB below 0dBu.
• Versatile Connectivity: Includes 2x 1/4" inputs and thru, and 2x XLR outputs.
• User-Friendly Features: Input pad, 180° polarity reverse, ground lift, and high-pass filter (HPF).
• Rugged Construction: Built with a 14-gauge steel chassis and outer shell for durability.

Specifications

• Audio Circuit Type: Proprietary analog circuit with low-noise op-amp
• Number of Channels: 2
• Frequency Response: 20Hz ~ 20kHz
• Dynamic Range: 109dB
• Total Harmonic Distortion: 0.002% @ -5dBu
• Intermodulation Distortion: 0.003% @ -3dBu
• Phase Deviation: +10º at 20Hz, 0º at 1kHz, -1º at 20kHz
• Input Impedance: 220kΩ (1/4" input)
• Output Impedance: 600Ω (XLR output)
• Equivalent Input Noise: -103dBu
• Noise Floor: -99dB below 0dBu
• Maximum Input: +10dBu