Crown CDi4 300 4-Channel DriveCore Power Amplifier with DSP, 300W @ 4 Ohms or 70V / 100V Line

Crown CDi4 300 4-Channel DriveCore Power Amplifier with DSP, 300W @ 4 Ohms or 70V / 100V Line Specifications

- Channels: 4
- Power:
  - 2Ω: 150W
  - 4Ω: 300W
  - 8Ω: 300W
  - 16Ω: 150W
  - 70Vrms: 300W
  - 100Vrms: 300W
  - 4Ω bridged: 300W
  - 8Ω bridged: 600W
  - 16Ω bridged: 600W
  - 140Vrms bridged: 600W
  - 200Vrms bridged: 600W
- Digital Signal Processing 96kHz, 32-bit floating point
- Voltage Gain (at maximum level setting) 4/8Ω, 70Vrms and 100Vrms Operation: 34dB
- Frequency Response (8Ω, 20Hz - 20kHz): ±0.5dB
- Total Harmonic Distortion (at full rated power, from 20Hz - 20kHz): 0.35%
- Analog Input Signal to Noise Ratio (ref. rated power, 100V, 20Hz - 20kHz): >104dB
- Intermodulation Distortion (60Hz and 7kHz at 4:1, from - 30dB to full rated power): ≤0.35%
- Damping Factor (20Hz to 100Hz): >1000
- Crosstalk (below rated power, 20Hz to 1kHz): >80dB
- Common Mode Rejection (20Hz to 1kHz, typical): >70dB
- DC Output Offset (with inputs shorted): ±10mV
- Input Impedance (Nominally balanced, nominally unbalanced):
  - Balanced: 20 kΩ
  - Unbalanced: 10 kΩ
- Maximum Input Level (Low Amp Gain Mode): +20dBU
- Required AC Mains (±10%): 100V - 240V~50/60Hz
- Cooling: Continuously variable speed forced air, front-to-back airflow
- Power Supply Connector: Standard IEC type 320 inlet for detachable connector 100 - 240 V~
- Load Impedance Stereo/Dual Mode: 2Ω - 16Ω; 70Vrms and 100Vrms
- Load Impedance Bridge Mono: 4Ω - 16Ω; 140Vrms and 200Vrms
- Maximum Fan Noise (re dB SPL @ 1M): 51dBA
- Dimensions: 19 x 3.5 x 12.25 inches
- Weight: 16.13 lbs (7.31 kg)

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