FM Stereo Tuner R51

Sugden, J.E., Heckmondwike, West Yorkshire

Datos
Foro
Imágenes
Colecciones

  • Año
  • 1971
  • Categoría
  • Radio - o Sintonizador pasado WW2
  • Radiomuseum.org ID
  • 314541

 Especificaciones técnicas

  • Numero de transistores
  • Hay semiconductores.
  • Semiconductores
  • Principio principal
  • Superheterodino en general; ZF/IF 10700 kHz
  • Gama de ondas
  • Solamente FM
  • Especialidades
  • Hi-Fi equipment
  • Tensión de funcionamiento
  • Red: Corriente alterna (CA, Inglés = AC) / 110; 120; 220; 230; 240 Volt
  • Altavoz
  • - Este modelo usa amplificador externo de B.F.
  • Material
  • Metálico
  • de Radiomuseum.org
  • Modelo: FM Stereo Tuner R51 - Sugden, J.E., Heckmondwike,
  • Forma
  • Unidad para estanteria.
  • Ancho, altura, profundidad
  • 11 x 3.75 x 6.75 inch / 279 x 95 x 171 mm
  • Anotaciones

  • A stereo FM hi-fi tuner housed in a metal case.

    Front panel (early model black, later model silver)
      8 push buttons for:

    • four preset tuning positions
    • manual/preset selector
    • interstation muting
    • automatic frequency control
    • stereo noise filter
    • mono only
    • mains on/off

      Knobs:  coarse tune and fine tune
      Meter:   centre zero tuning meter
      Lamp:   stereo indicator

    Rear panel

    • aerial connections: 75Ω coaxial and 300Ω twin terminal    
    • Early model - 1 DIN output socket and 4 phono output sockets (2 for each channel to permit direct connection of auxiliary recorder).
    • Later model, 2 phono output sockets, 1 output F type connector.
    • mains early model: Bulgin mains input and output sockets, voltage selector
    • mains later model: mains input lead, Bulgin IEC mains outlet socket
    Specification  
    frequency range 88 - 104MHz
    frequency response ±1dB 30Hz - 15kHz
    sensitivity 20µV for 30dB quieting
    antenna impedance 75Ω or 300Ω
    separation better than 30dB
    output 0.5 volt
    distortion less than 0.25% average modulation
    IF rejection 80dB
    image rejection 70dB
    alternate channel selectivity 60dB
    AM suppression 50dB
    capture ratio 3.0dB
    AFC ratio 5 : 1

    Same as the Sugden R21 FM Stereo Tuner which is housed in a wooden case.

  • Documentación / Esquemas (1)
  • - - Manufacturers Literature (User manual for the Sugden R21 & R51 Stereo VHF FM Tuners)
  • Autor
  • Modelo creado por Howard Craven. Ver en "Modificar Ficha" los participantes posteriores.

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