Radial ProAV1 PRO-AVI Passive DI Box

The Radial ProAV1 is a high-quality passive direct box designed to handle the extreme dynamics and frequency range of modern digital sources. With its linear response across the audio spectrum, low distortion, and minimal phase shift, the ProAV1 delivers a clean, natural sound that is both noise-free and dependable. Ideal for live sound, recording, and AV applications, this DI box is built to provide exceptional performance and durability.

Features

• Passive Transformer-Based Circuit: Utilizes the Eclipse ET-DB2 transformer with a 12:1 ratio for superior audio quality.
• Wide Frequency Response: 20Hz to 18.5kHz (± 0.2dB) ensures accurate sound reproduction.
• High Dynamic Range: 128dB dynamic range for clear, detailed audio.
• Low Distortion: Total harmonic distortion of 0.01% from 20Hz to 20kHz @ -10dB.
• Minimal Phase Shift: Phase deviation of 1° @ 100Hz and 8° @ 20Hz.
• Versatile Connectivity: Features 1/4", RCA, 3.5mm TRS, and XLR input connectors, with XLR output.
• Additional Features: Includes input pad, mono sum, ground lift switch, and thru connectors for 1/4" and RCA.
• Rugged Construction: Built with a 14-gauge steel chassis and shell for durability.

Specifications

• Audio Circuit Type: Passive, transformer-based
• Transformer: Eclipse ET-DB2, 12:1 ratio
• Number of Channels: Single channel (mono)
• Frequency Response: 20Hz ~ 18.5kHz (± 0.2dB)
• Dynamic Range: 128dB
• Total Harmonic Distortion: 0.01% from 20Hz ~ 20kHz @ -10dB
• Phase Deviation: 1° @ 100Hz; 8° @ 20Hz
• Input Impedance: 140k Ohms, unbalanced
• Output Impedance: 150 Ohms, balanced
• Common Mode Rejection Ratio: 100dB @ 60Hz
• Maximum Input: +18dB @ 20Hz