PRO DI

Input:

• Maximum Input Level: +12 dB (phantom powered), +8 dB (using 12 VDC power supply)
• Input Impedance: 1 MΩ
• Pad Switch: –20 dB attenuation
• Speaker Input: –40 dB attenuation (100:1 level reduction), –60 dB available when Pad switch also enabled
• Connectors: Insulated jacks

Output:

• Maximum Output Level (Nominal):
  • +12 dB with 10 kΩ load using phantom power
  • +11 dB with 600 Ω load using 12 VDC supply
• Output Impedance: 680 Ω, balanced
• Output Connector: 3-pin XLR
  • Pin 1: Ground (with lift switch)
  • Pin 2: + (Hot)
  • Pin 3: – (Cold)
• Output Signal-to-Noise: –100 dB unweighted, –104 dB A-weighted
• Dynamic Range: 112 dB (10 kΩ load using 12 VDC supply)
• Distortion:
  • 100 Hz: 0.0025%
  • 1 kHz: 0.0026%
  • 10 kHz: 0.0033%
• Frequency Response: 20 Hz – 20 kHz ±0.2 dB
• Gain Through Unit: 6 dB (normal input, pad switch out)

Power Requirements:

• 48 V phantom power on XLR pins 2 & 3
• 12–15 V DC from external supply