Radial Pro48 Active 48-Volt Compact Direct Box

• Active Design: Ideal for instruments with low output or piezo pickups.
• 48V Phantom Power: Eliminates the need for batteries or external power.
• Extended Headroom: Handles high-output signals without distortion.
• Durable Construction: Rugged steel chassis for stage and studio durability.
• Compact and Lightweight: Easy to integrate into portable setups.

The Radial Pro48 Active Direct Box is a high-performance solution for capturing the true tone of your instruments in live and studio settings. Designed with active circuitry, it is perfect for instruments with lower output levels, such as acoustic guitars with piezo pickups, bass guitars, and keyboards. The active design ensures optimal signal integrity, delivering a clean, transparent sound that faithfully reproduces the source.

Powered entirely by 48V phantom power, the Pro48 eliminates the need for batteries or external power supplies, simplifying setup while ensuring consistent performance. Its internal circuitry is designed to handle high-output sources without distortion, offering exceptional headroom and preserving the dynamic range of your instrument.

The Pro48 features a standard XLR output for seamless integration with mixing consoles and audio interfaces, while its compact size and lightweight design make it ideal for portable rigs and cramped setups. A pad switch ensures compatibility with both active and passive sources, and the unit's robust steel construction protects against the rigors of live performance.

Whether you're a touring musician, recording engineer, or live sound technician, the Radial Pro48 delivers reliability and professional-grade sound quality. Its combination of extended headroom, rugged durability, and simple operation makes it a trusted choice for capturing performances with exceptional fidelity.

Audio Circuit

• Type: Proprietary analog circuit with low-noise op-amp
• Frequency Response: 20Hz – 20kHz (±1.5dB)
• Dynamic Range: 99dB
• Total Harmonic Distortion: 0.001% at 0dBu
• Intermodulation Distortion: 0.002% at 0dBu
• Phase Deviation: +28° at 20Hz, +1° at 1kHz, -2° at 20kHz

Inputs

• Instrument Input: ¼" (6.35mm) TS jack
• Input Impedance: 220kΩ
• Maximum Input Level: +9dBu
• Pad: -15dB switchable

Outputs

• Thru Output: ¼" (6.35mm) TS jack
• Balanced Output: XLR male
• Output Impedance: 600Ω
• Ground Lift: Disconnects pin-1 at XLR output

Power

• Source: 48V phantom power
• Consumption: Proprietary digital switching power supply

Construction

• Chassis: 14-gauge steel
• Finish: Durable powder coat
• Dimensions (L x W x H): 4.25" x 2.75" x 1.75" (108 x 70 x 44mm)
• Weight: 1.2 lbs (0.54kg)

Environmental Conditions

• Operating Temperature: 5°C to 40°C
• For use in dry locations only

Warranty

• Radial 3-year transferable warranty