Black 8-Inch, 150-Watt Powered Martinlogan Dynamo 400 Subwoofer.

Dynamo 400 features a 150 Watt (peak) amplifier, 8-inch audiophile grade woofer, and RCA and speaker level input options. Dramatic bass detail and attack, superb extension, and room-shaking output ensure a compelling music and home theater experience. Frequency Response 30–200 Hz ±3 dB. Anechoic in LFE mode. Low Frequency Transducer 8” (20.3cm) high-excursion, inverted surround, polypropylene cone in a stamped steel basket with extended throw driver assembly. Ported. Amplifier 75 Watts (150 peak) Controls (Backplate) Level: Min–Max Low-Pass Filter: 35–120Hz, Bypass Phase: 0°, 180° Power Mode: On, Auto Inputs (Audio) Line Level: Left, Right/LFE Speaker Level: Left and Right via banana jacks Impedance RCA: 8,300 Ohms Speaker Level: 2,000 Ohms (red to black) Power Draw Typical: 20W, Max: 90W, Idle: 4W, Standby: 0.5W Feet Rubber Weight 28.5 lbs. (12.9 kg) Dimensions (HxWxD), Down-Firing 15.2" x 13.3 " x 13.7 " (38.5 cm x 33.7cm x 34.8 cm) Finish Satin Black

Product Features

  • Low frequency transducer: 8" high-excursion, inverted surround, polypropylene cone in a stamped steel basket with extended throw driver assembly. Ported.
  • 150-watt peak-power amplifier, Low-turbulence, ported design
  • RCA and speaker level inputs, Feet: Rubber, Finish: Satin Black
  • Dimensions (HxWxD), Down-Firing: 15.2" x 13.3 " x 13.7"
  • Weight: 28.5 lbs.
  • Amplifier: 75 Watts (150 peak)



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