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Integrated Stereo Amplifier RA-1312

Integrated Stereo Amplifier RA-1312; Rotel, The, Co., Ltd (ID = 391185) Ampl/Mixer Integrated Stereo Amplifier RA-1312; Rotel, The, Co., Ltd (ID = 391186) Ampl/Mixer
Integrated Stereo Amplifier RA-1312; Rotel, The, Co., Ltd (ID = 587567) Ampl/Mixer
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Integrated Stereo Amplifier RA-1312; Rotel, The, Co., Ltd (ID = 391185) Ampl/Mixer
Rotel, The, Co., Ltd: Integrated Stereo Amplifier RA-1312 [Ampl/Mixer] ID = 391185 900x420
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Pour le modèle Integrated Stereo Amplifier RA-1312, Rotel, The, Co., Ltd.; Tokyo
 
Pays:  Japon
Fabricant / Marque:  Rotel, The, Co., Ltd.; Tokyo
Année: 1976 Catégorie: Amplificateur BF ou mélangeur BF
Semi-conducteurs (seuls les transistors sont comptés) Semi-conducteurs présents
Principe général Amplification Audio
Gammes d'ondes - sans
Particularités Hi-Fi equipment
Tension / type courant Alimentation Courant Alternatif (CA). / 100 or 120 or 220 or 240 Volt
Haut-parleur - This model requires external speaker(s).
Puissance de sortie 160 W (220 W max.)
De Radiomuseum.org Modèle: Integrated Stereo Amplifier RA-1312 - Rotel, The, Co., Ltd.; Tokyo
Matière Boitier métallique
Forme Rack
Dimensions (LHP) 482 x 180 x 405 mm / 19 x 7.1 x 15.9 inch
Remarques

A hi-fi stereo integrated amplifier with output power of 2 x 80 watts RMS into 8 ohms.   Left and Right Power meters, Rotary controls for Bass, Treble, Volume/Balance and Microphone mixing level. Press buttons for Power, Speakers A, B, Phono1, Phono2, Tuner, Aux 1 and Aux 2. Rotary controls for Mode (Reverse, Stereo, Left, Right, L + R (mono)), and Tape Monitor (1 > 2, 1 Play, Source, 2 Play, 2 > 1). Switches for Bass Turnover (400Hz, 200Hz, Out), Treble Turnover (5kHz, 2.5kHz, Out), Low Filters (15Hz, 30Hz, Out), High Filter (8kHz, Out), Loudness and Muting. Jacks for headphones and a microphone. Switch on the back (Unite, Separate) to connect or disconnect the Pre-amplifier from the Power Amplifier and RCA phono sockets for Pre-Amp Out and Main Amp in, RCA phono sockets for Phono1, Phono2, Tuner, Aux1 and Aux2 input and for Tape Monitor 1, Tape Monitor 2 input/output, alternative DIN sockets for Phono1 input and Tape Monitor 1, Tape Monitor 2 input/output, terminals for two pairs of loudspeakers A, B, three position switches for cartridge Impedance (25Ω, 50Ω, 100Ω) and Sensitivity (2v, 4v, 8v) and 3 switched AC outlets.

Specification 
Power Amplifier Section : 
Continuous Power Output :80 watts per channel, min. RMS
both channels driven into 8Ω or
110 watts per channel, min. RMS
both channels driven into 4Ω
from 20Hz to 20kHz with no more than 0.1% THD
Harmonic Distortion0.1% at rated power output 20Hz to 20kHz
Intermodulation Distortion0.05% at 1kHz, rated power output -1dB
Frequency Response5Hz - 100kHz, - 1dB at 1 watt per channel
Damping Factor70 ±10%
Input Sensitivity/Impedance1000mV/54kΩ
Speaker Impedance4 to 16Ω, A or B ; 8 to 16Ω, A + B
Pre-Amplifier Section 
Output Voltage/Impedance1000mV/33Ω 2V maximum
Harmonic Distortion< 0.08% at rated output voltage
Frequency Response3Hz - 50kHz, ± 1dB
Signal to Noise Ratio 
  Phono 1, Phono 2, Mic
  Tape, Tuner, Aux1, Aux2
> 75dB
> 95dB
Input Sensitivity/Impedance 
  Phono 1, Phono 2
  Tape, Tuner, Aux1, Aux2
  Microphone
2mV, 4mV, 8mV / 25kΩ, 50kΩ, 100Ω Adjustable
150mV/50kΩ
2.8mV/50kΩ
Output Level Tape Out350mV/3.3kΩ RCA Jack
120mV/90kΩ DIN Jack

Versions/Power Requirements :
120 V AC 60Hz
220-240 V AC 50Hz
100/120/220/240 50-60Hz Switchable

Semi-Conductors used :
51 transistors, 1 IC, 31 diodes.

Stereo-Verstärker mit 2 x 110 Watt Sinus an 4 Ohm; max. Klirrfaktor 0,1%, 3 - 100.000 Hz. Eingänge für: 2× Phono, 2× Aux, 2× Band, Tuner.

Poids net 17.5 kg / 38 lb 8.7 oz (38.546 lb)
Source - - Data from my own collection
Littérature -- Original prospect or advert
Schémathèque (1) - - Manufacturers Literature (Owner's Manual for the RA-1312)
Schémathèque (2) - - Manufacturers Literature (Technical Manual for the RA-1312 dated 76-07)

Modèle crée par Peter Böhm. Voir les propositions de modification pour les contributeurs supplémentaires.



Tous les appareils de Rotel, The, Co., Ltd.; Tokyo
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