Crown 4|1250ND
4-Channel Network Amplifier with AVB Technology and 70V/100V or Low Impedance Operation

OUR PART #  4-1250ND


The Crown 4|1250ND is a DriveCore Install Network Display series 4-channel network amplifier that is capable of both 70V/100V or low impedance operation. This amplifier boasts AVB technology, guaranteeing consistent audio and information delivery.

Crown 4|1250ND Features:

  • Crown’s DriveCore technology includes five patents, providing best-in-class versatility and durability
  • The next generation of PWM technology using cutting edge Class D amplifier topologies
  • Minimum Guaranteed Power Ratings
  • Compatible with HiQNet Audio Architect™ software
  • Direct drive ‘constant voltage’ capabilities on channel by channel basis at 70Vrms and 100Vrms
  • Advanced PFC universal power supply; universal AC input accepts 100 – 240VAC, 50/60Hz (+/- 10%)
  • TCP/IP based protocol in HiQnet for network monitoring and control
  • Revolutionary cooling system; focuses airflow on parts that need it most for maximum efficiency
  • Audio Video Bridging (AVB) Ethernet transport port
  • Network & Control Features:
    • Continuous load monitoring
    • Comprehensive error reporting
    • Pilot tone monitoring
    • Programmable general purpose input/output (GPIO) ports
  • Digital Signal Processing (DSP) Features:
    • LevelMAX™ limiters for inputs and outputs with thermal limiting
    • Input and output delay
    • Input and output EQ
    • Signal generator
    • Crossover

Crown 4|1250ND Specifications:

  • Power Output:
    • 2 Ohms: 1250 W
    • 4 Ohms: 1250 W
    • 8 Ohms: 1250 W
    • 16 Ohms: 625 W
    • 70V: 1250 W
    • 100V: 1250 W
  • Frequency Response (8 Ohms, 20 Hz - 20 kHz): +/-0.25 dB
  • AVB Signal-to-Noise Ratio (ref. rated power, 8 Ohms, 20 Hz - 20 kHz): >10 dB
  • Analog Input Signal-to-Noise Ratio (ref. rated power, 8 Ohms, 20 Hz - 20 kHz): > 104 dB
  • Total Harmonic Distortion (at full rated power, 20 Hz - 20 kHz): 0.35%
  • Voltage Gain (at Maximum Level Setting): 34 dB
  • Damping Factor (20 Hz - 100 Hz): > 1500
  • Input Impedance (nominal balanced, unbalanced): 10 kOhms, 5 kOhms
  • Maximum Input Level before Compression (low gain mode): +20 dBu
  • Load Impedance Stereo/Dual Mode: 2 - 16 Ohms; 70Vrms and 100Vrms
  • Load Impedance Bridge Mono: 4 - 16 Ohms, 140Vrms and 200Vrms
  • Cooling: Continuously variable speed forced air, front to back airflow
  • Maximum Fan Noise (re dBA SPL @ 1M): 47
  • Required AC Mains (+/- 10%): 100V - 240V ~50/60 Hz
  • IEC Power Connector: 20A IEC
  • Physical Specifications:
    • Width: 19" (48.3cm)
    • Height: 3.5" (8.9cm)
    • Depth: 17" (42.5cm)
    • Weight: 30 lbs (13.6 kg)

Crown 4|1250ND
4-Channel Network Amplifier with AVB Technology and 70V/100V or Low Impedance Operation

OUR PART #  4-1250ND

Product Information:

The Crown 4|1250ND is a DriveCore Install Network Display series 4-channel network amplifier that is capable of both 70V/100V or low impedance operation. This amplifier boasts AVB technology, guaranteeing consistent audio and information delivery.

Crown 4|1250ND Features:

  • Crown’s DriveCore technology includes five patents, providing best-in-class versatility and durability
  • The next generation of PWM technology using cutting edge Class D amplifier topologies
  • Minimum Guaranteed Power Ratings
  • Compatible with HiQNet Audio Architect™ software
  • Direct drive ‘constant voltage’ capabilities on channel by channel basis at 70Vrms and 100Vrms
  • Advanced PFC universal power supply; universal AC input accepts 100 – 240VAC, 50/60Hz (+/- 10%)
  • TCP/IP based protocol in HiQnet for network monitoring and control
  • Revolutionary cooling system; focuses airflow on parts that need it most for maximum efficiency
  • Audio Video Bridging (AVB) Ethernet transport port
  • Network & Control Features:
    • Continuous load monitoring
    • Comprehensive error reporting
    • Pilot tone monitoring
    • Programmable general purpose input/output (GPIO) ports
  • Digital Signal Processing (DSP) Features:
    • LevelMAX™ limiters for inputs and outputs with thermal limiting
    • Input and output delay
    • Input and output EQ
    • Signal generator
    • Crossover

Crown 4|1250ND Specifications:

  • Power Output:
    • 2 Ohms: 1250 W
    • 4 Ohms: 1250 W
    • 8 Ohms: 1250 W
    • 16 Ohms: 625 W
    • 70V: 1250 W
    • 100V: 1250 W
  • Frequency Response (8 Ohms, 20 Hz - 20 kHz): +/-0.25 dB
  • AVB Signal-to-Noise Ratio (ref. rated power, 8 Ohms, 20 Hz - 20 kHz): >10 dB
  • Analog Input Signal-to-Noise Ratio (ref. rated power, 8 Ohms, 20 Hz - 20 kHz): > 104 dB
  • Total Harmonic Distortion (at full rated power, 20 Hz - 20 kHz): 0.35%
  • Voltage Gain (at Maximum Level Setting): 34 dB
  • Damping Factor (20 Hz - 100 Hz): > 1500
  • Input Impedance (nominal balanced, unbalanced): 10 kOhms, 5 kOhms
  • Maximum Input Level before Compression (low gain mode): +20 dBu
  • Load Impedance Stereo/Dual Mode: 2 - 16 Ohms; 70Vrms and 100Vrms
  • Load Impedance Bridge Mono: 4 - 16 Ohms, 140Vrms and 200Vrms
  • Cooling: Continuously variable speed forced air, front to back airflow
  • Maximum Fan Noise (re dBA SPL @ 1M): 47
  • Required AC Mains (+/- 10%): 100V - 240V ~50/60 Hz
  • IEC Power Connector: 20A IEC
  • Physical Specifications:
    • Width: 19" (48.3cm)
    • Height: 3.5" (8.9cm)
    • Depth: 17" (42.5cm)
    • Weight: 30 lbs (13.6 kg)
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