Rotel RX-1603

Data

General

  • Manufacturer: Rotel
  • Model: RX-1603
  • Years of manufacture: 1976 - 1981
  • Made in: Japan
  • Color: silver, metal housing with handles
  • Remote control: no
  • Power consumption:
  • Dimensions (WxHxD): 600 x 180 x 535 mm.
  • Weight: 33 kg
  • Original price approx.: 1'100 US-$, corresponds to about 4'400 DM


Connections

  • Number of inputs:
    • Phono MM 1: 2 mV, 50 kOhm
    • Phono MM 2: 6 mV, 50 kOhm
    • Microphone: 2 mV, 50 kOhm
    • Aux 1, 2: 150 mV, 50 kOhm, max. 15 V
    • Tape Play 1, 2: 150 mV, 50 kOhm, max. 15 V
    • Main In: 1.5 V, 50 kOhm
    • Antenna FM (75/300 Ohm), MW (300 Ohm).
  • Number of outputs:
    • Tape Rec 1, 2: 350 mV, 3.3 kOhm
    • Tape Rec DIN: 120 mV, 90 kOhm
    • Pre out:
    • 2x headphones:
    • 3 speaker pairs


Technical Data

Amplifier

  • Continuous power (at distortion)
    • 8 Ohm: 2x 200 Watt (20 Hz - 20'000 Hz)
    • 4 Ohm: 2x 250 Watt (1 kHz)
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Frequency response: 5 Hz - 40 kHz, ± 3 dB, 8 Ohm, both channels Rated power.
  • Distortion factor: < 0.05 %
  • Attenuation factor: 80 at 8 ohms
  • Signal-to-noise ratio:
    • Phono MM: 75 dB
    • Microphone: 75 dB
    • High level: 95 dB
  • Tone control
    • Bass: ± 10 dB at 100 Hz
      • Operating frequencies: 200 Hz, 400 Hz

Treble: ± 10 dB at 10 kHz

      • Operating frequencies: 2.5 kHz, 5 kHz

Loudness: + 10 dB at 100 Hz / + 3 dB at 10 kHz

  • High Filter: - 12 dB / octave at 8 kHz
  • Low Filter: - 12 dB / octave at 30 Hz
  • Low Filter (Subsonic): - 12 dB / octave at 15 Hz
  • Muting: 0 dB, - 15 dB


Tuner

  • Reception: FM, MW
  • Frequencies:
    • FM: 87 - 108 MHz

MW: 525 - 1'605 kHz

  • Frequency response: 30 - 15'000 Hz, ± 0,5 dB
  • Input sensitivity: 1.3 µV (IHF)
  • Distortion factor: 0.2 % (mono), 0.3 % (stereo)
  • Signal-to-noise ratio:
    • Mono: 80 dB

Stereo: 75 dB

  • Channel separation: 47 dB
  • Selectivity: 80 dB
  • Co-wave selection: 1.0 dB
  • Spurious wave selection: > 90 dB
  • Image frequency attenuation: > 115 dB
  • IF attenuation: > 115 dB (at 98 MHz)
  • AM suppression: 65 dB
  • VHF muting: 0 dB, - 15 dB, - 30 dB


Special Features

  • Microphone mixer
  • Tape dubbing
  • Multipath display
  • Muting
  • High Blend
  • FM De-Emphasis Switch


Comments


Pictures

  • Image: Rotel RX-1603

Rotel RX-1603-1.jpg


  • Extract from brochure: Rotel RX-1603

Rotel RX-1603-Prospekt-1.jpg


Reports

Links