Fiche technique
- Fabricant : Denon
- Modèle : PMA-850/II
- Catégorie : Amplificateurs Hi-Fi
- Autres dénominations : pma850ii, pma850 ii, pma 850ii, pma 850 ii, pma 850 2, pma850 ii, pma850 2
| Type | Pre-main amplifier |
| Rated Output (Double-channel Drive, 20 Hz to 20 kHz, 0.01%) | Class A operation : 22W + 22W (8 Ω) Class B operation : 100W + 100W (8 Ω) |
| Output Bandwidth (IHF, 8 ω) | Class A : 5 Hz to 100 kHz (THD <0.02%) Class B : 5 Hz to 100 kHz (THD < 0.05%) |
| Input Sensitivity / Impedance | Phono MM : 2.5mV/50k Ω Phono MC : 0.37 mV (Rs = 40 Ω) Tuner : 320mV/40k Ω Main in : 1V/50k Ω |
| SN Ratio / Allowable Input | Phono MM:90dB/200mV Phono MC : 74dB/30mV (Rs = 40 Ω) Tuner:105dB Main in:122dB/1V |
| Total harmonic distortion factor | MM-Rec out : 0.01% (at 25 V output) Tuner-Pre out : 0.003% at 3 V output |
| Frequency characteristic | RIAA deviation : 20 Hz to 20 kHz ± 0.2 dB Tuner-Pre out : 5 hz to 100 khz + 0 to 1 db Main-SP : DC ~ 100 kHz + 0 -1dB (0.5W, 8 Ω) |
| Tone control | Bass : ± 8 dB (100 Hz) Treble : ± 8 dB (10 kHz) |
| Filter characteristic | Subsonic filter : 20 Hz, 12dB/oct. High cut filter : 7 kHz, 6dB/oct. |
| Pwer | 100 VAC, 50Hz/60Hz |
| Power consumption | 250W (Electrical Appliance and Material Control Law) |
| External dimensions | Width 434x Height 164x Depth 400 mm (including leg, knob, terminal) |
| Weight | 18kg |
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