• Country
• New Zealand-Aotearoa

• Manufacturer / Brand
• Columbus (Brand); Radio Centre Ltd.; Wellington

• Year
• 1952

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 346897

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

• Number of Tubes
• 5

• Valves / Tubes
• 6BE6 6BA6 6AV6 6V6GT 6X4

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Exeter 27N - Columbus Brand; Radio Centre

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 21 x 11 x 9.5 inch / 533 x 279 x 241 mm

• Notes

• 5-Valve superhet dual wave table receiver. N & M variants are very similar - a note on the schematic suggests some N variants may have a 6V6GT instead of the 6AQ5, possibly indicating the 27N was a transitional model between the 27 (octal) and 27M (miniature).

  See also Model 27 Exeter.

  Manufactured by Radio Corporation Of New Zealand Ltd for Columbus Radio Centre Ltd.

• Mentioned in
• More Golden Age of Radio (Page 118 (Model 27))

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

• Other Models

• Here you find 162 models, 123 with images and 151 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Columbus (Brand); Radio Centre Ltd.; Wellington