Description

Description

The Marantz MM7055 is a high-performance 5-channel power amplifier designed to anchor 5.1 home theater setups or expand existing multi-channel systems with precise, robust sonic delivery. It is engineered to provide a wide bandwidth and high-speed performance, making it ideal for high-definition audio formats like DTS-HD Master Audio and Dolby TrueHD.

Key Features

  • Discrete Power Amplification: Features a discrete amplifier design that handles complex speaker loads with stability.
  • High-Speed Current Feedback: Utilizes Marantz’s proprietary HDAM (Hyper Dynamic Amplifier Module) current feedback circuitry for pristine audio clarity and dynamics. 
  • Professional Connectivity: Equipped with both balanced XLR and unbalanced RCA inputs for each of the five channels, ensuring professional-grade connectivity with various pre-amplifiers and processors.
  • Remote Control & Integration: Includes a DC trigger input/output and the Marantz control bus system for synchronized remote power on/off with other components.
  • Quiet & Reliable Operation: Designed with high-precision action and a large-capacity EI transformer for clean power, along with temperature-sensing cooling to maintain optimal performance.

Technical Specifications

Category Specification Details
Power Output (8 Ω) 140W per channel (20 Hz – 20 kHz, 0.08% THD, 2ch driven)
Power Output (6 Ω) 170W per channel (20 Hz – 20 kHz, 0.08% THD, 2ch driven)
Frequency Response 8 Hz – 100 kHz (±3 dB at 1W)
Signal-to-Noise Ratio 105 dB (IHF-A)
Damping Factor 100
Input Sensitivity 1.2 V / 22 kΩ (Unbalanced); 2.4 V / 30 kΩ (Balanced)
Power Consumption 660 Watts (Standby: 0.2W)
Dimensions (WxHxD) 440 x 183 x 384 mm
Weight 15.7 kg
Additional information

Additional information

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