A-4 {А-4}

Murom Radio Works

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  • Year
  • 1948
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 93335

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 460 kHz
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / 12 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 4 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: A-4 {А-4} - Murom Radio Works
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Same as SU car radio A-695 (see on RMorg), only supply 12 V. Used umformer type RU-45B(6 V and 12 V possible) for anode supply.
    Radio set for russian car "GAZ-12". One interesting moment: Scale iliumination variable from red to green subjekt to loud timbre control.
    Coverage on SW1 19, SW2 31, SW3 49 metre waves. Slow tune on SW and MW and only one fix radio station on LW.
  • Mentioned in
  • -- Collector info (Sammler)
  • Literature/Schematics (1)
  • -- Schematic
  • Author
  • Model page created by Zenonas Langaitis. See "Data change" for further contributors.

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