
(Open Box) Radial Pro48 Active Direct Box
(Open Box) Radial Pro48 High-Performance 48V Phantom Powered Active Direct Box
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(Open Box)
Active Direct Box
Radial - Pro48

Please note: This is an open box product, packaging has been opened and demonstrated to a customer, but product is in as-new condition.
Exceptional sonic performanceThe Radial Pro48 is an active direct box designed for use on stage or in home recording studios, with exceptional signal handling for use with both active and passive instruments. This unit features an innovative internal switching power supply that significantly increases headroom producing less distortion while providing a smooth, linear response that extends from 20Hz to well above 40kHz. This results in natural, uncolored signal that is as good or better than DI boxes costing several times more. The superior performance makes the Pro48 an ideal candidate for use with battery powered active basses and acoustic guitars that tend to overload other direct boxes.
At a glance
• High performance active direct box
• Increased dynamic range and headroom
• 48V phantom powered with switching supply
• Ideal for acoustic guitar and bass
Pro48 Applications

with acoustic guitarThe Pro48 is the perfect interface for acoustic guitar on stage. The high internal rail voltage can handle the dynamics of today's active instruments without choking and deliver the smooth, natural sound of the instrument.

with bassIf you use an active or passive bass, the Pro48's exceptional signal handling is able to capture the sound of the instrument without distortion or adding artifact. And with proper loading, your bass will sound round and smooth when you record or play live.

with acoustic instrumentsWith more headroom and less distortion the Radial Pro48 is a great all-round active direct box for instruments of all types. This makes it particularly effective with instruments that can sound 'peaky' or 'edgy' when amplified.
The Tech Spec
Features | Specification | Audio Circuit Type | Proprietary analogue 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 | 175Ω - XLR output |
Equivalent Input Noise | -86dBu |
Noise Floor | -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 |