Delta AM-FM Tuner

Leak, H.J.; London

  • Year
  • 1972 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 315094

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast, Long Wave and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 100-130; 220-250 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Delta AM-FM Tuner - Leak, H.J.; London
  • Shape
  • Book-shelf unit.
  • Notes
  • A stereo hi-fi AM/FM tuner with an analogue dial covering FM, MW and LW. Line output cables, 75Ω coaxial aerial socket and voltage selector   Rotary tuning control, signal strength meter, seven push buttons for AM/FM, MW/LW, Quasi stereo, Mono lock, AFC, Mono and Power On-Off.

    Specification  
    FM Tuner  
    Frequency Range 87-108 MHz
    Sensitivity 2.5µ Volts for 30 dB Signal/noise at 75 kHz deviation.
    Capture Ratio 3.5 dB
    AM Suppression 50 dB
    Stereo Crosstalk Better than 35 dB at 1 kHz.
    Better than 24 dB at 10 kHz.
    Distortion Less than 0.5% for 75 kHz deviation
    19 kHz Rejection 40 dB
    38 kHz Rejection 50 dB
    IF Rejection 80 dB
    Alternate channel selectivity 55 dB
    Signal to Noise Ratio 60 dB
    Image Rejection 72 dB
    AM Tuner  
    Frequency range 510 - 1650 kHz MW
    150 - 275 kHz LW
    Sensitivity 25µ Volts for 20 dB Signal/Noise at 1 MHz.
    IF Rejection 50 dB at 1 MHz.
    Image Rejection 50 dB at 1MHz.

    Similar to the Leak Delta FM Tuner which is FM only.

  • Literature/Schematics (1)
  • - - Manufacturers Literature (Rank HiFi Delta AM-FM Tuner Service Manual)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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