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Radial R8003001 J48 Active DI Box

Radial R8003001 J48 Active DI Box
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The J48 is a high performance active direct box for live concert touring and professional recording studio applications, with the ability to handle extreme transients without distortion while delivering the natural sound of your instrument.



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 - ¼" input
Output Impedance: 200Ω - XLR output
Equivalent Input Noise: -103dBu
Noise: -99dB below 0dBu
Maximum Input: +10dBu


Input pad, Mono Sum, 180° polarity reverse, Ground lift, HPF
Input Connectors: 1/4"
Output Connectors: Balanced XLR, 1/4" Thru


Construction: 14 gauge steel chassis and outer shell
Size (L x W x D): 3.3" x 5.0" x 2" (84 x 127 x 48mm)
Weight: 1.55 lb (720 g)
Power: 48V phantom - proprietary digital switching
Conditions: For use in dry locations only between 5°C and 40°C