Ravensbourne 2 FET tuner Series II (2)

Rogers, Catford (see also Rogers Birmingham)

  • Año
  • 1970 ?
  • Categoría
  • Radio - o Sintonizador pasado WW2
  • Radiomuseum.org ID
  • 356742

 Especificaciones técnicas

  • Numero de transistores
  • Hay semiconductores.
  • Semiconductores
  • Principio principal
  • Superheterodino con paso previo de RF
  • Gama de ondas
  • Solamente FM
  • Tensión de funcionamiento
  • Red: Corriente alterna (CA, Inglés = AC) / 200-250 Volt
  • Altavoz
  • - Este modelo usa amplificador externo de B.F.
  • Material
  • Madera
  • de Radiomuseum.org
  • Modelo: Ravensbourne 2 FET tuner Series II - Rogers, Catford see also
  • Forma
  • Unidad para estanteria.
  • Ancho, altura, profundidad
  • 12.5 x 5.25 x 11.5 inch / 318 x 133 x 292 mm
  • Anotaciones
  • The Rogers Ravensbourne FET FM Tuner, Series II is an improved version of the earlier Ravensbourne 2 FET Tuner. This high-quality stereo FM tuner operates in the standard FM broadcast range of 88 to 108 MHz.

    It features variable tuning and employs a wideband ratio detector for optimal signal processing. A center-zero tuning meter aids in precise station selection

    Key Specifications

    • Sensitivity: The tuner boasts a sensitivity of 2.7µV for 30 dB quieting, ensuring excellent reception of weak signals
    • Aerial Compatibility: It accommodates both 75-ohm coaxial and 300-ohm balanced aerial inputs, providing flexibility in antenna connections
    • Output: The device delivers an average output of 200 mV at 30% modulation, suitable for connection to most amplifiers

    Advanced Features

    The Ravensbourne FET FM Tuner, Series II incorporates several advanced features:

    • Integrated Circuits: The IF strip utilizes integrated circuits for improved performance and reliability
    • Multiplex Decoder: This allows for stereo FM reception
    • Switchable AFC: Automatic Frequency Control can be engaged to maintain accurate tuning
    • FET Front End: Field Effect Transistors in the front end provide superior signal handling
    • Noise Suppression: Inter-station noise suppression enhances listening comfort when tuning between stations.

    This model builds upon the strengths of its predecessor, offering refinements and improvements to deliver exceptional FM tuner performance.

  • Mencionado en
  • -- Original prospect or advert (HiFi Yearbook 1971, Page 106.)
  • Autor
  • Modelo creado por Gary Cowans. Ver en "Modificar Ficha" los participantes posteriores.

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