Power Pack PP4

Ever Ready Co. (GB) Ltd.; London

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  • Year
  • 1956 ??
  • Category
  • Power supply/conditioner or battery or charger 
  • Radiomuseum.org ID
  • 228064

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Is a battery or storage battery / 9 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • from Radiomuseum.org
  • Model: Power Pack PP4 - Ever Ready Co. GB Ltd.; London
  • Dimensions (WHD)
  • 25.2 x 41.5 x 25.2 mm / 1 x 1.6 x 1 inch
  • Notes

  • The PP4  is sole cylindrical  type with connection at each end.

    The PP series are all layer cells, often 4  or 6 stack of exact type used in "Batrymax"/"Radio Batteries HT packs (typically 4 x stacks of 15 "biscuit" style cells). There never was a PP2.

    Connection type: a PP9 style snap at each end

    About 900mAH at 10mA load (estimate)

    Equivalents:

    • GEC BB24
    • Vidor T6004
    • Others: DT4, TR4, VT4

    The earliest version was almost octagonal being square cross-section with very rounded corners and possibly 25 x 50 x 25 mm ( 1 x 2 x 1 inch) and the last version was cylindrical. The dimensions listed are excluding connectors. The 50mm may include connectors.

  • Author
  • Model page created by Michael Watterson. See "Data change" for further contributors.

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