Product Highlights

Passive direct box designed for professional AV and live sound applications
Handles high-output consumer and professional audio sources without distortion
Transformer-isolated design reduces ground loops and unwanted noise
Input pad switch accommodates hot signals from laptops, media players, and playback devices
Ground lift switch helps eliminate hum and buzz in complex AV systems
Rugged steel enclosure built to withstand frequent transport and rental use

Overview

Radial ProAV1 Passive Direct Box is a professional AV equipment built for pro av workflows. Ideal for audio accessories applications where dibox is required. Delivers reliable performance with rental‑ready build quality.

Specifications

Spec	Value
Specification	Specifications
Specification	Passive DI (no power required)
Inputs	1 × ¼" TRS, 1 × RCA stereo (summed to mono)
Output	1 × XLR balanced mic-level
Frequency response	20 Hz – 20 kHz
Transformer	isolated output
Specification	Ground lift switch
Input pad	-15 dB
Heavy	duty steel chassis with baked enamel finish