Warm Audio

Description

Running stereo instruments into your rig shouldn’t require compromises in signal quality or control. The Warm Audio WA-DI-A2 active stereo direct box provides two channels of direct injection designed to preserve the full character of keyboards, synthesizers and stereo guitar setups while converting signals to balanced outputs. Equipped with CineMag USA transformers and selectable active circuitry powered by 48V phantom power, it maintains consistent output, extended headroom and low-noise performance for stage and studio use. With the ability to switch between active and passive operation, this stereo DI box adapts to a wide range of signal sources and applications.

Active and Passive Operation for Flexible Signal Handling

The WA-DI-A2 is designed to accommodate both high- and low-impedance sources. Active mode properly matches high-impedance instruments, maintaining signal strength and clarity over longer cable runs, while passive mode provides a transformer-based path suited for hotter line-level sources such as drum machines and playback devices. Independent channel operation allows each input to be configured as needed, supporting stereo rigs and mixed signal setups without additional routing complexity.

CineMag Transformers Preserve Signal Clarity and Detail

Custom-wound CineMag USA transformers form the core of the WA-DI-A2, providing balanced signal conversion with strong isolation and low noise. This design maintains low-frequency definition and high-frequency detail while minimizing distortion across the signal path. With a wide frequency response from 10Hz to 100kHz, the unit captures the full range of modern instruments and playback sources with accuracy and consistency.

Durable Stereo DI Box for Stage and Studio Use

Housed in a rugged aluminum enclosure, the WA-DI-A2 is built for consistent performance in both live and studio environments. A variable pad from -3dB to -30dB allows precise level adjustment, while a ground lift switch helps reduce hum in complex setups. Compact and adaptable, the Warm Audio WA-DI-A2 active stereo direct box provides a dependable solution for clean, balanced stereo signal management.

Warm Audio WA-DI-A2 Active Stereo Direct Box
Warm Audio WA-DI-A2 Active Stereo Direct Box
Warm Audio WA-DI-A2 Active Stereo Direct Box

Features

  • Stereo direct box with CineMag transformers for balanced signal conversion
  • Active circuitry supports high-impedance instrument sources
  • Switchable active/passive operation handles varied signal types
  • Variable pad from -3dB to -30dB controls input signal levels
  • Ground lift switch reduces hum in complex audio setups
  • Dual channels support stereo instrument and playback rigs
  • Balanced 600 ohm outputs deliver clean signal to mixers and interfaces
  • Compact metal chassis fits pedalboards and racks

Specs

General
  • Product type: Direct box
  • Model: WA-DI-A2
  • Type: Active stereo (active/passive selectable)
Functionality
  • Conversion: Instrument level to mic level
  • Channels: Stereo
Impedance
  • Input impedance: 1 Mohm
  • Output impedance: 600 ohm (balanced, mic level)
Performance
  • Frequency response: 10Hz–100kHz ±0.5dB
THD (active): 0.01% (20Hz–50Hz), <0.003% (50Hz–20kHz)
THD (passive): 0.01% (20Hz–50Hz), <0.004% (50Hz–20kHz)
Controls
  • Pad: Variable -3dB to -30dB
  • Mode: Active/passive switch
Power
  • Power supply: 48V phantom power (active mode)
Components
  • Transformer: Custom-wound CineMag USA output transformer
  • Circuit: Class-A components with gold-plated traces
Construction
  • Housing: Rugged aluminum
Dimensions
  • Dimensions: 5" × 5.5" × 2.88"

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