• Country
• New Zealand-Aotearoa

• Manufacturer / Brand
• National (Brand), Burns, John and Co., Ltd.; Auckland

• Year
• 1945 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 353946

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

• Number of Tubes
• 5

• Valves / Tubes
• 6K8 6K7 6Q7 6F6 6X5

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 50Hz, 230 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• Material
• Wooden case

• from Radiomuseum.org
• Model: National B44 - National Brand, Burns, John

• Shape
• Tablemodel, with any shape - general.

• Notes

• National Model B44 

  5-valve broadcast (MW) superhet mantel model receiver.

  Manufactured for John Burns & Co. Ltd.

  National brand radios were manufactured by various manufacturers including Westco Products Ltd, Radio (1936) Ltd, and Sheffield Radio Ltd. The Model B44 appears to have been manufactured by Sheffield Radio Ltd as it uses similar model code and chassis to known Sheffield branded models.

  See also National B44 (Centre Pivot Dial Pointer).

• Mentioned in
• More Golden Age of Radio (Page 140)

• Author
• Model page created by Brian Stevens. See "Data change" for further contributors.

• Other Models

• Here you find 19 models, 19 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from National (Brand), Burns, John and Co., Ltd.; Auckland