LW/MW/FM Stereo Tuner RT-845AXL

Roland Electronics Co. Ltd., Rotel; Tokyo

Dati
Forum
Immagini
Collezioni

  • Anno
  • 1979 ?
  • Categoria
  • Radio (o sintonizzatore del dopoguerra WW2)
  • Radiomuseum.org ID
  • 308267

 Specifiche tecniche

  • Numero di transistor
  • A semiconduttori.
  • Semiconduttori
  • Principio generale
  • PLL, Phase-locked loop
  • Gamme d'onda
  • Onde medie (OM), lunghe (OL) e MF (FM).
  • Particolarità
  • Hi-Fi equipment
  • Tensioni di funzionamento
  • Alimentazione a corrente alternata (CA) / 220-240 Volt
  • Altoparlante
  • - Per cuffie o amplificatori esterni
  • Materiali
  • Mobile di metallo
  • Radiomuseum.org
  • Modello: LW/MW/FM Stereo Tuner RT-845AXL - Roland Electronics Co. Ltd.,
  • Forma
  • Apparecchio per ripiani a scaffale (come i componibili HiFi).
  • Dimensioni (LxAxP)
  • 444 x 66 x 253 mm / 17.5 x 2.6 x 10 inch
  • Annotazioni

  • An AM/FM stereo tuner with LW, MW and FM. Memory for 20 FM or LW/MW Preset Radio Stations. Press buttons for Power, Auto/Manual, Mono/Stereo, Memory, MW/LW/FM, Tuning up and Tuning Down. 10 Preset radio station buttons and a Shift button for access to stations 11-20. Digital Frequency display, Indicators for Signal, Memory, FM Stereo and Auto. Connections for AM and FM antennae and RCA phono Line Output sockets.

    Specification  
    FM Tuner Section  
    Usable Sensitivity (mono) 6.5dBf/1.2µV (75Ω)
    50 dB Quieting Sensitivity Mono  :  11dBf/2µV (75Ω)
    Stereo :  34.5dBf/30µV (75Ω)
    Signal-to-Noise Ratio (at 65dBf) Mono  :  75dB
    Stereo :  70dB
    Harmonic Distortion (at 65dBf) 0.08% (mono), 0.3% (stereo) (1kHz)
    Frequency Response 30 - 15,000Hz, +1.5dB,-1.5dB
    Capture Ratio 1.5dB
    Alt. Channel Selectivity (±400 kHz) 63dB
    Spurious Response Ratio 95dB
    Image Response Ratio 65dB
    IF Response Ratio 90dB
    AM Suppression Ratio 60dB
    Stereo Separation 100Hz/1kHz/10kHz,
    35dB/40dB/30dB
    Antenna Input 75Ω unbalanced
    AM Tuner Section  
    Sensitivity MW : 350µV/m
    LW  : 750µV/m
    Selectivity Wide/Narrow MW : 27dB/42dB
    LW  : 25dB/40dB
    Signal-to-Noise Ratio 60dB
    Image Response Ratio 40dB
    IF Response Ratio 40dB
    Antenna Loop antenna

    Versions/Power Requirements
    220-240 V AC 50Hz

    Power Consumption :   10 watts

    Similar to the Rotel RT-845AX model which does not have LW.

  • Peso netto
  • 3.2 kg / 7 lb 0.8 oz (7.048 lb)
  • Letteratura / Schemi (1)
  • - - Manufacturers Literature (Owner's Manual for the RT-845AX & RT-845AXL dated 79.9.13)
  • Letteratura / Schemi (2)
  • - - Manufacturers Literature (Technical Manual for the RT-845AX & RT-845AXL)
  • Autore
  • Modello inviato da Howard Craven. Utilizzare "Proponi modifica" per inviare ulteriori dati.

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