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Beta 3®

Beta 3® UA660 2U 2 x 330W Power Amplifier

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  • $858

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The UA Series 2U professional amplifiers have been engineered for reliability for where full power is required for extended times in fixed installations or portable applications.

Key Features and Benefits:

  • Housed in a rugged, all-steel 2U chassis
  • Rear panel selection switch for Stereo, Parallel and Bridged modes, including Low-cut filter, Ground lift and Limiter switches
  • Operates within 8Ω and 4Ω loads
  • Innovative heatsink with front to back air flow for efficient cooling
  • Variable fan speed is automatically adjusted by temperature
  • Electronically balanced XLR inputs
  • Touch proof binding post and Speakon outputs
  • Precision indented level controls and power switch
  • Protect, Peak and Signal LEDs indicators for each channel
  • Amplifier protection includes short circuit, excessive temperature, and DC on outputs

Rated Power (Stereo 8 Ω): 2 x 330W

Rated Power (Stereo 4 Ω): 2 x 500W

Rated Power (Bridge 16 Ω): 660W

Rated Power (Bridge 8 Ω): 1000W

Rated Power (Parallel mono 8 Ω): 350W

Rated Power (Parallel mono 4 Ω): 600W

Input Sensitivity: 1V

S/N Ratio (A Weight): >108dB

Frequency Response (+0/-0.25dB): 20Hz-20kHz

Damping Factor: >800 @ 8ohm/100Hz

THD (10% Rated Power): <0.05%

Input Connector: 2 x XLR, 2 x 6.5mm TRS

Input Impedance: Balanced 20kΩ, Unbalanced 10kΩ

Output Connectors: 2 x NL4 + 4 x Binding post

Cooling: 4 x fans, airflow from front to back

Net Dimensions: 19″ x 17.8″ x 3.5″

Net Weight: 33.1 lbs.

Gross Dimensions: 21.7″ x 21.3″ x 6.9″

Gross Weight: 37.5 lbs.