Boston Acoustics GT-42 Amplifiers

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[edit] Detailed Specs

  • Number of Channels 4-channel
  • Multi-Ch. Power @ 4-ohm (12.6VDC) 4x75W
  • Multi-Ch. Power @ 2-ohm (12.6VDC) 4x120W
  • Dual-Mono Power @ 4-ohm(12.6VDC) 2x250W
  • Dual-Mono Power @ 2-ohm (12.6VDC) 2x350W
  • Mixed Op. Power @ 4ohm, 2ohm (12.6VDC) 2x75W, 1x350W
  • Mixed Op. Power @ 4ohm, 2ohm (14.4VDC) 2x100W, 1x450W
  • Frequency Response (-3dB) 10Hz-95kHz
  • Signal to Noise Ratio (A Weighted) >100dB
  • Height 2-1/4" (57mm)
  • Width 21-5/8" (548mm)
  • Depth (w/Mounting Feet) 8-7/8" (225mm)



  • 4-channel car amplifier
  • Q-Tune™ technology combines sophisticated crossover adjustments with Q-Control settings to seamlessly transition rear bass to the front sound stage
  • The GT's DPS™ (Dynamic Power System™) ensures high efficiency and ouput stages, increased power with lower impedance and maximum dynamics and transient response
  • High-current, high-power design
  • 2-ohm mono operation on all models
  • Advanced cooling allows varied mounting positions
  • Variable crossover points for exact integration of speakers and subwoofers
  • Low-profile height 2¼"(57mm) allows installation in tight locations
  • Adjustable mounting feet accommodate varied mounting surfaces
  • Optional GT-RSL remote subwoofer level


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Rating: 1.6/5 (5 votes cast)

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