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The DSP Controller software provides powerful functionality for both DP-F and DP-N Series amplifiers. It offers amp grouping, precise EQ and level control, and access to a comprehensive preset library. With built-in SMAART API compatibility, it integrates seamlessly with leading system analysis tools for fast, efficient tuning and optimisation.. Available to download below.

Supporting 70 V Hi-Z operation, DP-4065N is well suited for distributed installations as well as compact touring setups. Lightweight, reliable and efficient, it brings next-generation performance and control to the trusted Wharfedale Pro DP platform.

Technical Specifications

Power Output (per channel, all channels driven)

  • 8 Ω Stereo: 4 x 650 W
  • 4 Ω Stereo: 4 x 1100 W
  • 2 Ω Stereo: 4 x 1870 W
  • 16 Ω Bridged: 2 x 1300 W
  • 8 Ω Bridged: 2 x 2200 W
  • 4 Ω Bridged: 2 x 3740 W
  • 70 V Hi-Z: 4 x 1100 W 

Audio Performance

  • Amplifier Type: Class D
  • Channels: 4 discrete channels
  • Frequency Response: 20 Hz – 20 kHz (+0, -0.5 dB)
  • Signal-to-Noise Ratio (SNR): ≥105 dB (Default Gain, A-weighted)
  • Total Harmonic Distortion (THD+N): <0.05% (10% rated power, 8 Ω)
  • Damping Factor: ≥1000 (20 Hz – 200 Hz, 8 Ω)
  • Crosstalk: ≥90 dB (20 Hz – 1 kHz, below rated power)
  • Slew Rate: >50 V/μs
  • Output RMS Voltage: 72.1 V 

Connectivity & Processing

  • Inputs: 4 x XLR, Dante™ (Ultimo 4x4), AES/EBU digital
  • Outputs: 4 x speakON compatible (4-pole)
  • DSP Features: Internal DSP with FIR filtering (512 taps), EQ, Limiter, and delay control via DSP Controller Software
  • Network: Dual Ethernet connectors for remote control and monitoring 

Physical & Electrical

  • Rack Size: 1U
  • Dimensions (W x H x D): 483 mm x 45 mm x 376 mm
  • Weight (Net): 9.1 kg
  • Weight (Gross): 10.6 kg
  • AC Power Input: 90 V – 260 V AC, 50/60 Hz (Switch-mode power supply)
  • Cooling: Variable speed fans
  • Protection: Under-voltage, output DC, thermal, temperature power control, and overload power control