• Year
  • 1935
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 78463
    • Brand: Defiant

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • -Loudspeaker incorporated, but system not known.
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: Defiant M900 - Co-operative Wholesale Society
  • Shape
  • Design Radio or Novelty / Gadget - fancy or unusual shape.
  • Dimensions (WHD)
  • 13 x 12.5 x 7.75 inch / 330 x 318 x 197 mm
  • Notes
  • Brown Bakelite. Unusual shape. Chassis made by Plessey.
  • Literature/Schematics (1)
  • -- Original-techn. papers.

 Collections | Museums | Literature

Collections

The model Defiant is part of the collections of the following members.

 Forum

Forum contributions about this model: Co-operative: Defiant M900

Threads: 1 | Posts: 1

This is a Straight 4 valve receiver with energised loudspeaker

The Valve line-up for this set is

AC/VP1 Met (Mazda)
AC/S2 PEN Met (Mazda) or SP4B Met (mullard) alternative added from 20/09/35
AC/2 Pen Clear (Mazda)
UU4  Clear (Mullard)

Hope this information taken from a Co-Op service bulletin helps

Simon Vaughan, 14.Oct.09

Weitere Posts (1) zu diesem Thema.