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Product Description

The Pro48™ is a high-performance, compact, 48V phantom powered active direct box with an internal switching power supply creates a smooth linear response whilst decreasing distortion and increasing headroom. Ideal for battery powered active bass and acoustic guitars.


Audio circuit type: Proprietary analog circuit with low-noise op-amp

Frequency response: 20Hz ~ 20kHz (± 1.5 dB Dynamic range 99dB

Total harmonic distortion: 0.001% @ 0 dBu

Intermodulation Distortion: 0.002% @ 0 dBu

Phase Deviation: +28º at 20Hz | +1º at 1kHz | -2º at 20kHz

Input Impedance: 220kΩ - ¼" input

Output Impedance: 600Ω - XLR output

Equivalent Input Noise: -86dBu

Noise: -82dB below 0dBu

Maximum Input: +9dBu

Features: Input pad, Ground lift

Construction: 14-gauge steel

Size: (L x W x D) 4.25" x 2.75" x 1.75" (108 x 70 x 44mm)

Weight: 1.2 lb (0.54kg)

Power: 48V phantom - proprietary digital switching

Conditions: For use in dry locations only between 5°C and 40°C

Warranty: Radial 3-year, transferable


Product Code

Radial Pro 48 Active Direct Box

Item in Stock (5 Available)

Product Code R800-1105-00