Description
The Marantz MM7025 is a 2-channel power amplifier delivering 140W per channel at 8 ohms, built with a current feedback discrete amplifier design for robust stereo sound. Balanced and unbalanced inputs make it suitable for dedicated 2-channel systems or as an addition to a larger surround setup.
Features
- Current feedback discrete amplifier with Wilson current mirror circuit
- Large power transformer with 15,000μF block condenser
- Chimney-shaped heat sinks with temperature-controlled cooling fans
- Balanced and unbalanced inputs
- IR flash input and DC trigger input/output for custom installations
- Remote power on/off sync with compatible Marantz pre-amplifiers
- Gold-plated speaker terminals
- Detachable IEC power cord
Specifications
- Channels: 2
- Power output: 140W per channel at 8 ohms (20 Hz–20 kHz, THD 0.08%, 2ch driven); 170W at 6 ohms
- Frequency response: 8 Hz to 100 kHz (±3dB, 1W, 8 ohms)
- Damping factor: 100
- Input sensitivity: 1.2V/22kΩ (unbalanced); 2.4V/30kΩ (balanced)
- Signal to noise ratio: 105 dB (IHF-A)
- Voltage amplification: 29 dB
- Power consumption: 330W operational / 0.2W standby
- Dimensions (W x H x D): 17.3 x 5.0 x 13.9" / 440 x 126 x 352 mm
- Weight: 23.8 lb / 10.8 kg