Synthesized Stereo Tuner ST-50 ST-50U

Marantz (Sound United LLC); Vista, CA

Dati
Forum
Immagini
Collezioni

  • Anno
  • 1991 ?
  • Categoria
  • Radio (o sintonizzatore del dopoguerra WW2)
  • Radiomuseum.org ID
  • 322404

 Specifiche tecniche

  • Numero di transistor
  • A semiconduttori.
  • Semiconduttori
  • Principio generale
  • PLL, Phase-locked loop
  • Gamme d'onda
  • Onde medie (OM) e MF (FM).
  • Particolarità
  • Telecomando (con o senza filo)
  • Tensioni di funzionamento
  • Alimentazione a corrente alternata (CA) / 120 Volt
  • Altoparlante
  • - Per cuffie o amplificatori esterni
  • Materiali
  • Mobile di metallo
  • Radiomuseum.org
  • Modello: Synthesized Stereo Tuner ST-50 ST-50U - Marantz Sound United LLC;
  • Forma
  • Apparecchio per ripiani a scaffale (come i componibili HiFi).
  • Dimensioni (LxAxP)
  • 454 x 86 x 334 mm / 17.9 x 3.4 x 13.1 inch
  • Annotazioni

  • A hi-fi AM/FM 2 band stereo digital tuner with a digital display covering MW and FM, housed in a champagne gold or black metal case, with D-BUS remote control. Precise quartz synthesizer tuning and a four-gang FM front-end using dual-gate MOS FET. With a Signal Strength indicator, 24 random presets which can be divided between FM and AM bands, Manual and Auto Scan tuning, Frequency Direct Access Tuning with 10 front panel keys for direct entry of station frequency, Wide and Narrow IF settings. On the back, terminals for AM and FM antennae, RCA phono sockets for Line Output and for input/output D-BUS remote control.               

    Specification  
    FM TUNER SECTION  
    Mono Usable Sensitivity  10.8dBf
    Sensitivity at 50dB Quieting  
      Mono
      Stereo    		 16.2dBf
    37.0dBf
    Alternate Channel Selectivity  
      Wide
      Narrow    		 35dB
    75dB
    Capture Ratio  1.0dB
    Total Harmonic Distortion at 1kHz  
      Mono Wide/Narrow
      Stereo    		 0.05/0.2%
    0.08/0.4%
    Signal-to-Noise Ratio at 1kHz  
      Mono
      Stereo    		 90dB
    82dB
    Stereo Channel Separation at 1 kHz 55dB
    Frequency Response 20Hz - 15kHz ±0.5dB
    Image Rejection 80dB
    IF Rejection 100dB
    Output Level 940mV
    Output Impedance 1.5kΩ
    AM TUNER SECTION  
    Usable Sensitivity 48dB/m
    Selectivity 30dB
    S/N Ratio at 500Hz 54dB
    THD at 400Hz 0.3%
    Output Level 280mV

    Power Requirements: 120V AC 60 Hz
    Power Consumption : 10W

    See also the Marantz ST-50 Synthesized Stereo Tuner available in markets other than the USA and Canada with model type ST-50 not ST-50U and the similar Marantz ST-50L Synthesized Stereo Tuner which additonally has LW. There is also a much earlier Marantz ST-50 Tuner available only in Japan.

  • Peso netto
  • 6.6 kg / 14 lb 8.6 oz (14.537 lb)
  • Bibliografia
  • -- Original prospect or advert (1990 Sony Not For The Casual Listener catalogue)
  • Letteratura / Schemi (1)
  • - - Manufacturers Literature (Service manual ST-50U dated 1991)
  • Autore
  • Modello inviato da Howard Craven. Utilizzare "Proponi modifica" per inviare ulteriori dati.

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