Features

  • Indicators
    • Power-on: Green LED
    • Signal: Green LED (1 per channel)
    • Clip: Red LED (1 per channel)
  • 70V direct drive capability (no output transformer)
  • Amplifier Protection provides stability into reactive or mismatched loads
  • Load Protection
    • On/off muting
    • AC coupling
  • Rack mountable with chassis less than 16" (40.6 mm) deep
  • 1-dB recessed, detented gain controls for fast, accurate, and repeatable settings
  • Tamper-proof security cover for gain controls
  • Recessed rear DIP switches for easy selection of stereo, parallel, or bridged mode operation, and enabling/disabling low-frequency filter protection
  • Low-noise variable-speed fans with rear-to-front airflow help keep amplifiers and racks cool

Specifications and Ratings

  • Frequency Response: 20 Hz–20 kHz: ±1 dB; -3 dB points: 5 Hz and 50 kHz
  • Signal to Noise (20 Hz–20 kHz, 8Ω): > 100 dB
  • Input Sensitivity into 8Ω: 1.15 V (+3.4 dBu)
  • Max Voltage Gain: 31.6× (30 dB)
  • Output Circuitry:Class AB

Output Power

  • 185 W 8Ω FTC 0.1% THD (x 2 channels)
  • 830 W 4Ω EIA, 1% THD (bridged mono mode)
  • 600 W 70V Direct Drive EIA, 1% THD (bridged mono mode)

Distortion

  • SMPTE-IM: < 0.02%
  • THD 4Ω and 8Ω
    • 20 Hz–20 kHz: 10 dB below rated power: < 0.03%
    • 1.0 kHz and below: full rated power: < 0.03

Current Draw

(pink noise program)

  • Typical, 1/8 power 4Ω, 120 V: 4.4 A
  • Severe, 1/3 power 4Ω, 120 V: 6.6 A

Power Options

  • 120 VAC 50-60 Hz
  • 230 VAC 50-60 Hz

Certifications

  • UL Listed
  • CE

Physical

  • Height: 3.5" (8.9 cm) 2U rack spaces
  • Width: 19" (48.3 cm) rack mounting
  • Depth: 15.9" (40 cm) to rear support ears
  • Weight: 35 lb (15.9 kg)
  • Shipping Weight: 41 lb (18.6 kg)