All SA series amplifiers feature line and speaker level inputs for connection to any system. Variable low-pass filters help to achieve seamless blending between the subwoofer and main speakers. Choose the power level and extra features that are right for your system.

25 Watt Amplifier Specifications

• Measured power output:
  15 watts RMS into 8 ohms @ 0.1% THD
  25 watts RMS into 4 ohms @ 0.2% THD
• Signal to noise ratio: 90 dB (A-weighted)
• Dimensions: 6-1/4" W x 6-1/4" H x 2-1/2" D
• Enclosure cutout: 5-1/4" W x 5-1/4" H.
• Speaker relay prevents turn-off thumps

70 Watt Amplifier Specifications

• Measured power output:
  45 watts RMS into 8 ohms @ 0.1% THD
  70 watts RMS into 4 ohms @ 0.2% THD
• Signal to noise ratio: 90 dB (A-weighted)
• Dimensions: 7-1/2" W x 8-11/16" H x 3-1/2"D
• Enclosure cutout: 6-1/2" W x 7-3/4" H.
• Auto-on circuit comes on the instant the amp is needed

100 Watt Amplifier Specifications

• Measured power output:
  75 watts RMS @ 8 ohms
  100 watts RMS @ 4 ohms
• Signal to noise ratio: 90 dB (A-weighted)
• Dimensions: 7-1/2" W x 8-11/16" H x 4-3/4" D
• Auto On/Off
• Phase reversal switch

240 Watt Amplifier Specifications

• Measured power output:
  170 watts RMS @ 8 ohms
  240 watts RMS @ 4 ohms
• Signal to noise ratio: 90 dB (A-weighted)
• Dimensions: 9-13/16" W x 9-13/16" H x 5" D
• Auto On/Off
• Phase reversal switch
• Soft clipping

240 Watt Amplifier with Boost Specifications

• Power output:
  170 watts RMS @ 8 ohms
  240 watts RMS @ 4 ohms
• Bass Boost 6dB @ 30Hz
• S/N ratio: 90 dB (A-weighted)
• High power/low distortion
• Adjustable low pass crossover
• Auto On/Off
• Phase reversal switch