Radial J48 Active DI Box

Radial J48 Active DI BoxThe Radial J48 is renowned in the professional audio community for its exceptional headroom, low distortion, and unmatched durability. Its a top choice for both demanding studio recording and live performance due to its linear response, even over long cable runs. The J48's proprietary analog circuit with low noise op amp ensures pristine audio quality, making it a reliable tool for artists and engineers alike. Features High Headroom: Significantly

The Radial J48 is renowned in the professional audio community for its exceptional headroom, low distortion, and unmatched durability. It’s a top choice for both demanding studio recording and live performance due to its linear response, even over long cable runs. The J48's proprietary analog circuit with low-noise op-amp ensures pristine audio quality, making it a reliable tool for artists and engineers alike.

Features

• High Headroom: Significantly more headroom for clean audio signals.
• Low Distortion: Total harmonic distortion of just 0.002% @ -5dBu.
• Wide Frequency Response: 20Hz to 20kHz ensures accurate sound reproduction.
• Advanced Noise Reduction: Features an equivalent input noise of -103dBu and noise floor of -99dB below 0dBu.
• Versatile Connectivity: Includes 1/4" input, balanced XLR output, and 1/4" thru.
• User-Friendly Features: Input pad, mono sum, 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
• 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: 200Ω (XLR output)
• Equivalent Input Noise: -103dBu
• Noise Floor: -99dB below 0dBu
• Maximum Input: +10dBu