LW/MW/FM Stereo Tuner RT-870L

Rotel, The, Co., Ltd.; Tokyo

Datos
Foro
Imágenes
Colecciones

  • Año
  • 1989 ?
  • Categoría
  • Radio - o Sintonizador pasado WW2
  • Radiomuseum.org ID
  • 307713

 Especificaciones técnicas

  • Numero de transistores
  • Hay semiconductores.
  • Semiconductores
  • Principio principal
  • PLL, Phase-locked loop
  • Gama de ondas
  • OM, OL y FM
  • Especialidades
  • Hi-Fi equipment
  • Tensión de funcionamiento
  • Red: Corriente alterna (CA, Inglés = AC) / 220; 240 Volt
  • Altavoz
  • - Este modelo usa amplificador externo de B.F.
  • Material
  • Metálico
  • de Radiomuseum.org
  • Modelo: LW/MW/FM Stereo Tuner RT-870L - Rotel, The, Co., Ltd.; Tokyo
  • Forma
  • Unidad para estanteria.
  • Ancho, altura, profundidad
  • 444 x 66 x 327 mm / 17.5 x 2.6 x 12.9 inch
  • Anotaciones

  • An AM/FM stereo quartz synthesizer hi-fi tuner covering LW, MW and FM with a digital frequency display. With push buttons for Band (FM, MW, LW), AM Wide, Hi-Blend, Mute Off/Mono, RF Att, FM Wide, Auto Tuning, Memory, Tuning Up and Down, 5 LED signal Strength indicators, Stereo indicator, 9 Station buttons (marked 1 - 8 and +8)  to tune into 16 preset AM or FM radio stations, a clip-on AM Loop Aerial on the back, connections for AM and FM antennae and RCA phono Line Output sockets.

    Specification  
    FM Tuner Section  
    Usable Sensitivity (mono) 10.8dBf / 0.95µV (75Ω)
    50dB Quieting Sensitivity Mono   14.8dBf / 1.5µV (75Ω)
    Stereo  37.2dBf / 20µV (75Ω)
    Signal-to-Noise Ratio (at 65dBf) Mono    80dB
    Stereo  75dB
    Harmonic Distortion (at 65dBf) 1 kHz 0.07% (mono), 0.25% (stereo)
    Frequency Response 30-15,000Hz ,+0.5dB, -0.5dB
    Capture Ratio 1.0dB
    Alternate Channel Selectivity
     (±400kHz) Wide/Narrow    		 60dB/80dB
    Adjacent Channel Selectivity 15dB (Narrow)
    Spurious Response Rejection 100dB
    Image Response Ratio 70dB
    IF Response Ratio 95dB
    AM Suppression Ratio 58dB
    Stereo Separation 100Hz/1kHz/10kHz,
    43dB/48dB/38dB)
    Antenna 75Ω unbalanced, 300Ω balanced
    AM Tuner Section  
    Sensitivity MW: 350µV/m, LW: 750µV/m
    Selectivity Wide/Narrow MW: 27dB / 42dB, LW: 25dB / 40dB
    Signal-to-Noise Ratio 52dB
    Image Response Ratio 40dB
    IF Response Ratio 40dB
    Antenna Loop antenna

    Versions/Power Requirements
    220 V AC 50Hz
    240 V AC 50Hz

    Power consumption: 10 watts

    Similar to the Rotel RT-870 MW/FM model which does not have LW.

  • Peso neto
  • 3.9 kg / 8 lb 9.4 oz (8.59 lb)
  • Documentación / Esquemas (1)
  • - - Manufacturers Literature (Owner's Manual for the RT-870 & RT-870L)
  • Documentación / Esquemas (2)
  • - - Manufacturers Literature (Technical Manual for the RT-870 & RT-870L)
  • Autor
  • Modelo creado por Howard Craven. Ver en "Modificar Ficha" los participantes posteriores.

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