Siemens RS 444

Data

General

• Manufacturer: Siemens
• Model: RS 444, component of the complete system Siemens System 444
• Years of construction: 1979 - 1981
• Color: Brown / Bronze
• Remote control: no
• Power consumption: max 320 W
• Dimensions: 464 x 140 x 300 mm (WxHxD)
• Weight: 15 kg
• Original price approx.: 1'280 DM

Connections

• Number of inputs: 4
  • 2x tape / cassette dek (one of them for rear tape control)
  • record player
  • microphone
• Number of outputs: 3
  • 2x LS pairs
  • stereo headphones

Technical Data

Amplifier

• Continuous power (at distortion)

4 Ohm: 50 W

• Dynamic power
  • 4 Ohm: 70 W
• Total harmonic distortion: 0.09%
• Attenuation factor:
• Frequency response: 15 - 20,000 Hz
• Signal to noise ratio: >60 dB Phono/TB
• Stereo channel separation:
• Tone control:
  • Bass: ±10dB at 100 kHz
  • Treble: ±10dB at 10 kHz
• Loudness:
• High Filter: -12/octave at 3 kHz
• Low Filter (Subsonic): -12/octave at 50 Hz
• Mute:
• Direct/Line-Straight:

Tuner

• Reception: FM, MW, LW
• Frequencies:
  • FM: 87.5-108 MHz

MW: 515-1605 kHz LW: 146-350 kHz

• Frequency response: 20 - 15,000 Hz (±3 dB)
• Input sensitivity:
  • Mono: 0.9 µV at 26 dB

Stereo: 35 µV at 46 dB

• Distortion factor: <0,3%
• Signalrauschabstand:
  • Mono: >70 dB

Stereo: >50 dB

• Channel separation:
• Selectivity: >65 dB
• Co-wave selection:
• Spurious wave selection:
• IF attenuation:
• IF attenuation: >90 dB
• AM suppression: >50 dB
• Output level:
• RDS: no
• Station memory:

Special Features

• Display instruments for field strength, FM centre display and reception frequency (analogue display)

Remarks

• Other models of the same series:
• Receiver:
• Siemens RS 444
• Siemens RS 555

• Tape Deck:
• Siemens RC 444
• Siemens RC 555
• Siemens RC 666
• Siemens RC 777

• Record Player
• Siemens RW 444
• Siemens RW 555
• Siemens RW 666
• Siemens RW 777

Pictures

• Extract from brochure: Siemens System 444, System 555

Links

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