Amplificateur stéréophonique Marantz 1050
Informations générales* :
| Années de production | 1978-80 |
| Prix de vente US | ? USD |
| Dimensions (L x H x P) en mm | 416 x 146 x 240 |
| Poids en kg | 8.0 |
| Alimentation | 110/120/220/240 VAC @ 50/60 Hz |
| Consommation | 160 Watts |
| Prise de courant d’appoint | Non |
| Nombre de canaux | 2 |
| Séparation pré-ampli/ampli | Non |
| Sorties haut-parleurs | 2 |
| Transistors | 45 |
| Diodes | 26 |
| Woodcase | ? |
| Manuel utilisateur | → Marantz 1050 Owner Manual |
| Manuel de service | → Marantz 1050 Service Manual |
| Catalogue | → Catalogue Marantz 1978 |
*Informations extraites des brochures Marantz
Spécifications du constructeur* :
| Power Output @ 8 Ω, per channel | 25 W RMS |
| Total Harmonic Distorsion | 0.1 % |
| Intermodulation Distorsion | 0.1 % |
| Power Bandwith | 20 Hz – 50000 Hz, ± 1 dB |
| Rapport Signal/Bruit | 25 W |
| Damping Factor @ 8 Ω (1 kHz) | 45 |
| M. M. Cartridge Input | |
| Frequency Response Phono (RIAA) | ± 0.5 dB |
| S/N Ratio | 80 dB |
| Input Impedance | 47 kΩ |
| Input Capacitance | 100 pF |
| Input Sensitivity | 2,1 mV |
| Equivalent Noise Input | 0,5 µV |
| Dynamic Range | 100 dB |
| Channel Balance (0 to -40 db/40 Hz ~16 kHz) | 3.0 dB |
| Interchannel Crosstalk | 47 dB @ 1 kHz |
| Aux Input | |
| Frequency Response | 20 Hz – 50000 Hz, ± 1 dB |
| S/N Ratio | 91 dB |
| Input Impedance | 25 kΩ |
| Input Sensitivity | 180 mV |
| Channel Balance (0 to -40 db/40 Hz ~16 kHz) | 3.0 dB |
| Interchannel Crosstalk | 62 dB @ 1 kHz |
| Tape In & Out | |
| Output Voltage | 775 mV @ 1 kHz |
| Output Impedance | 220 Ω @ 1 kHz |
| Interchannel Crosstalk | 62 dB @ 1 kHz |
| Headphone Jack Load Impedance | 4 Ω |
*Informations extraites des brochures Marantz