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Home Home Theater Equipments

SH683 SUNFIRE 7-Channel Power Amplifier

SUNFIRE 7-Channel Power Amplifier

  • 400 watts rms continuous per channel, all channels driven into eight ohms from 20Hz to 20kHz with no more than 0.5% T.H.D.
  • 800 watts rms per channel into four ohms
  • 1600 watts rms per channel into two ohms - time-limited basis
  • Two output options for the main left and right channels: current source for a warmer, more open tube sound or voltage source for all the tight response this awesome solid state amplifier can deliver
  • Intrinsic frequency response 1 Hz to 80 kHz
  • Signal present auto-on switch senses input signal on any channel and automatically powers up
  • 12VDC trigger input with 1/8" mini jacks as well as plug-in screw-terminal strip
  • Balanced XLR and unbalanced RCA inputs
  • High-quality gold-plated all metal five-way binding posts


"It has presence and dynamic range to spare, rip roaring bass and a soundstage like you won't believe. It also has the finesse and agility to balance all of those watts, which plays just as vital a role in this amp's success."

Sunfire Power Amplifier accepts line level signals from a controlling preamplifer and amplifies them to a higher level, suitable for driving powerful stereo and Home Theater speakers.

Performance Features

Sunfire Power Amplifier has managed to pack SEVEN CHANNELS of dynamic, musical power into the coolest running power amplifier on the market. This amplifier has headroom to burn for even the most demanding home theater systems, and runs so cool that it won't bake your expensive DVD player or the hard drive in your PVR.

Designed with Tracking Downconverter power supply, the Sunfire Power Amplifier produces a solid 400 watts per channel and can do it with ease into impedances low enough to cause conventional power amplifiers to struggle and fail. Theá Sunfire Power Amplifier is our flagship model in a line of theater amplifiers that compete with the best two-channel amplifiers on the market. It's warm, present, tremendously powerful, and will produce clarity and dynamics that simply take your breath away.