Marantz Model250M
¥ 250,000 (around 1976)
Commentary
Stereo power amplifier for professional use.
Equipped with a characteristic VU meter shining in cobalt blue.
The meter has a 3-step range switching function.
There were Mahogany wood cabinet and rack mount adapter as options sold separately.
Model Rating
| Type | Stereo power amplifier |
| Rated Output (20 Hz to 20 kHz, Both Channel Drive) | 150W + 150W (4 Ω) 125W + 125W (8 Ω) |
| Total harmonic distortion factor | 0.1% or Less (20 Hz to 20 kHz) |
| Cross modulation distortion factor | 0.1% or Less (20 Hz to 20 kHz) |
| Frequency characteristic | 20 Hz to 20 kHz ± 0.1 dB |
| Power band wiz | 5 Hz to 45 kHz |
| Input Sensitivity / Impedance | 1.5V/100k Ω |
| Damping factor | 100 or More (8 Ω) |
| Pwer | 100 VAC, 50Hz/60Hz |
| Power consumption | 500W |
| External dimensions | Width 390x Height 146x Depth 264 mm (Width and height are panel size) |
| Weight | 12.7kg |
| Sold Separately | Mahogany Cabinet WC-2N (¥ 12,000) Rack Mount Adapter RA-2 (¥ 5,900) |