Standard Amplifier

Standard amplifier for low impedance or 70V tower speakers. This amplifier has been designed and engineered in the US and made in China.
Also see Premium US made amplifier for tower speakers.

Features

• Powered on all the time when connected to power outlet
  • Standby power OFF requires a switched AC receptacle on carillon (option)
• 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
• Rrecessed, 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)