ARX PDI-1 Pro DI Active Direct Box (Single Channel)

AudiBox Series Single Channel Active Direct Box, 2 x 1/4" (HiZ & Spk) Inputs, XLR-M & 1/4" Outputs

Flexible compact Active Direct boxes, with normal High Impedance input as well as a separate speaker level input for connection to an aux speaker output on the back of instrument amplifiers. Heavy duty all-steel chassis, -20 dB Pad and Audio Ground Lift switches, Loop output jack plus Phantom or DC power options. Available in Single Channel (PDI-1) or Double Header Dual Channel (PDI-2) format. Requires Phantom or DC power.

Specifications:

• Max Input Level: +12 dB Phantom powered, +8 dB using 12 VDC Power Supply.
• Input Impedance: 1 Meg Ohm
• Max Output Level (nominal):
  +12 dB 10K Ohm load using Phantom power
  +11 dB 600 Ohm load using 12 VDC Power Supply
• Output Impedance: 680 Ohms Balanced
• Output Signal to Noise: -100 dB unweighted, -104 dB A weighted
• Dynamic Range: 112 dB 10K Ohm load using 12 VDC Power Supply
• Distortion: @100 Hz 0.0025%, @1KHz 0.0026%, @10KHz 0.0033%
• Frequency Response: 20Hz to 20KHz, ± 0.2 dB
• Gain through Unit: 6dB (Normal input, Pad switch out)
• Power Requirements: 48V Phantom power on XLR pins 2 and 3; 12-15V DC from external supply
• Pad Switch: -20 dB attenuation
• Speaker Input:
  -40 dB attenuation, equivalent to 100:1 decrease in input level.
  -60 dB attenuation available when Pad switch also enabled
• Input Connectors: Insulated jacks
• Output Connector: 3 pin XLR. Wired Pin 1 Ground, Pin 2 + Hot, Pin 3 - Cold. Audio Ground (Pin 1) lift switch fitted
• Construction: All-steel powdercoated chassis, fibreglass PCB