AM/FM Stereo Tuner Alpha 2

A&R Cambridge Ltd. (ARCAM); Waterbeach, Cambridge

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  • Year
  • 1988
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 261145

 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) / 100-120 or 200-250 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: AM/FM Stereo Tuner Alpha 2 - A&R Cambridge Ltd. ARCAM;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 430 x 84 x 230 mm / 16.9 x 3.3 x 9.1 inch
  • Notes

  • An analogue FM/MW/LW stereo hi-fi tuner with manual tuning. Push buttons for AFC and Mono. RCA sockets for Audio Output, RCA sockets for AM loop aerial and 75 ohm FM aerial socket.

    Specification
    FM tuner section
    Tuning range:                  87.5 to 108MHz
    Sensitivity (IHF):              typically 1.4µV
    Total harmonic distortion: 95MHz reference 22.5kHz deviation at lkHz
                   Mono              better than 0.15%
                   Stereo             better than 0.25%
    Ultimate signal/noise ratio (CCIR/ARM):
                   Mono              better than 70dB
                   Stereo             better than 68dB
    Frequency response:       20Hz - 12kHz ±0.5dB typically -2dB at 15kHz
    Channel separation:        1 kHz better than 40dB
    Pilot tone suppression:    Better than 50dB
    Capture ratio:                 Typically 1.5dB
    Alt. channel selectivity:   Better than 60dB
    AM suppression:            Better than 50dB

    AM tuner section
    Frequency range:           MW 530-1600kHz, LW 160-270kHz
    Distortion:                     Typically 0.4% at 50% modulation.
    Signal/noise ratio:          Typically 50dB CCIR weighted, reference 30% modulation.

    General
    Output impedance:        1.8kΩ
    Recommended load:      20kΩ or greater
    Output level:                  800mV at 75Hz deviation

    Spares kit
    FM ribbon aerial
    AM loop aerial
    Phono-phono lead
    Station markers

    Power Supply
    200-250 volts AC only 6VA (100-120 volt AC conversion possible).

  • Net weight (2.2 lb = 1 kg)
  • 2.6 kg / 5 lb 11.6 oz (5.727 lb)
  • Mentioned in
  • - - Manufacturers Literature
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Alpha 2 handbook dated Feb 1990)
  • Literature/Schematics (2)
  • - - Manufacturers Literature
  • Author
  • Model page created by Franz Scharner. See "Data change" for further contributors.

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