Marantz PM-57
¥ 33,000 (released in 1997)
Commentary
A pre-main amplifier that uses a full-fledged discrete configuration at the final stage of the power block.
A system remote controller corresponding to Marantz D-BUS is included.
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Model Rating
| Type | Pre-main amplifier |
| Input / output terminal | Line Entry : Route 3 Tape input / output : 2 systems Phono input : 1 system Speaker output : 1 system |
| Rated Output (Both Channel Operation) | 70W + 70W (4 Ω) 60W + 60W (6 Ω) 50W + 50W (8 Ω) |
| Total harmonic distortion factor | 0.03% (20 Hz to 20 kHz, 8 Ω) |
| Frequency characteristic | 10 Hz ~ 100 kHz + 0 -3dB |
| Signal-to-noise ratio | High Level:96dB |
| Power consumption | 80W (Electrical Appliance and Material Control Law) |
| Maximum external dimensions | Width 439x Height 103x Depth 340 mm |
| Weight | 5.4kg |
| Attachment | Wireless Remote Control |