Experience Premium Audio with the Marantz MM7055 Five Channel Power Amplifier

Discover unparalleled sound quality and versatility for your music or home theater system with the Marantz MM7055 Five Channel Power Amplifier. Explore its advanced features and cutting-edge technologies from the exclusive Marantz Reference Series. Elevate your audio experience with a focus on perfection that defines the Marantz brand.

Powerful Performance: 140W Per Channel

Experience real-world power as the MM7055 delivers 140 watts of high-current output per channel. This powerhouse ensures optimal performance across the entire audio spectrum (20 Hz – 20 kHz) at 8 ohms with a minimal 0.08% Total Harmonic Distortion. Enjoy long-term power delivery into low-impedance speakers, making it an ideal choice for a "5.1" home theater system.

Versatile Applications: Home Theater Excellence

Whether paired with a receiver or a surround sound processor, the MM7055 is perfect for a "5.1" home theater setup. Expand your audio experience by powering speakers in different areas of your home or create a captivating "7.1" or "9.1" audio setup by combining multiple MM7025 units.

Premium Build: Precision and Reliability

Benefit from a massive power supply featuring a multiple-secondary EI-core transformer and over 65,000 µF of custom-designed energy storage. Critical circuit components, including LAPT Hyper Power output devices, ensure accuracy and control under high-drive conditions. The amplifier maintains a temperature-controlled environment with an aluminum "thermal tunnel" for efficient heat dissipation, ensuring long-term reliability.

Flexible Connectivity: Audiophile-Grade Inputs

Connect with ease using balanced and single-ended RCA inputs. Tailor your setup by choosing input types for each channel individually. Gold-plated four-way binding post speaker terminals guarantee secure connections for an audiophile-grade experience.

Convenient Control: Remote Accessibility

Enjoy total remote control convenience with input and output jacks for DC "trigger" pulses and RC-5 jacks. The MM7055 is compatible with legacy Marantz products, offering seamless integration into your home audio setup.

Rugged Design: Fits Anywhere

Constructed with heavy-gauge steel, the chassis provides maximum isolation from external vibrations, electromagnetic interference, and radio frequency interference. With a depth of less than 14½ inches, the MM7055 effortlessly fits on shelves, in cabinets, or in conventional system racks with the optional rack mount kit RMK8003MM.

Unleash Precision, Power, and Flexibility: Elevate Your Audio with the Marantz MM7055.

Marantz MM7055 Specifications

• Number of Channels: 5
• THX Certification: No
• DTS Support: No
• Dolby Support: No
• DSD (SA-CD)/Neural: No
• SRS: No
• HDCD Decoder: No
• Current Feedback Topology: Yes
• Discrete Amplification: Yes
• Power Transformer: Large Capacity EI
• D/A Conversion: No
• Digital Signal Processing: No
• Video Off (Pure Direct): No
• Source Direct: Steel
• Variable X-over: Steel
• Display Off: Blue LED Illumination off mode available
• Video Up-conversion: No
• Auto Calibration by MIC: No
• Satellite Radio Ready: No
• AM/FM Tuner: No
• Bass Redirection: No
• Lip-sync (digital audio delay): No
• Software Upgradable: No

In/Outputs:

• HDMI In: No
• Component In: No
• S-Video In: No
• Composite In: No
• HDMI Out: No
• Component Out: No
• S-Video Out: No
• Composite Out: No
• Analog L&R In: No
• Analog L&R Out: No
• Digital Optical In: No
• Digital Coaxial In: No
• Digital Optical Out: No
• Digital Coaxial Out: No
• Other: No
• Pre-Amplifier Out: No
• Main Amplifier In: Balanced & Unbalanced: 5ch (Exclusive use by a selector switch.)
• Multi-Channel In: No
• Multi-Room Audio Out: No
• Multi-Room Video Out: No
• Multi-Room Speaker Out: No
• Networking: No
• External control: No
• DC Triggers: 1 In / 1 Out
• D-Bus Remote (RC-5) In/Out: 1 - 1
• Flasher In/IR Receiver In/Emitter out: 1/0/0
• Front Panel A/V Inputs: No
• Headphone Out: No
• AC Outlets (Switched/Unswitched): No

Specifications:

• Power Output: 140W (20Hz-20kHz, 0.08%)
• Signal-to-Noise Ratio: 105dB
• Frequency Response (Analog In): 8Hz-100kHz (+/- 3dB)
• Frequency Response (Digital In): No
• Frequency Range: No
• Signal-to-Noise Ratio (Mono/Stereo): No
• Video Frequency Response (Component): No
• Video Frequency Response (Composite, S-Video): No

General:

• Color: Black
• Front Panel: Aluminum/Glass-reinforced resin
• Remote Control: No
• Power Requirement: No
• Power Consumption: 660W (Standby: 0.2W)
• Dimensions (W x H x D): 17-3/8 x 7-3/16 x 15-1/8 inches
• Weight: 34.6 lbs

Marantz MM7055 User Guide