• Country
• Great Britain (UK)

• Manufacturer / Brand
• Ever Ready Co. (GB) Ltd.; London

• Year
• 1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 79017

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

• Number of Tubes
• 4

• Valves / Tubes
• DK91 DF91 DAF91 DL92

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 1,5 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 inch = 15.2 cm

• Material
• Various materials

• from Radiomuseum.org
• Model: C/E 7pin mini valves [with ext. aerial/earth jacks ] - Ever Ready Co. GB Ltd.; London

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 10 x 12.75 x 8 inch / 254 x 324 x 203 mm

• Notes
• Cream painted plywood sides with a internally painted perspex front and rear cover.
  The 1946 Octal Model C is an identical case.
  
  four versions of same case with 7 pin mini valves (B7G tubes), There are 2 each of 1947 C/A (No External Aerial/Earth) and this 1948 C/E (external Aerial/Earth option)
  
  1. Serial 56786 up to 100704 = Model C/A Different O/P circuit to C/E.
  2. Serial 100705 up to 125186 or 125185 = Model C/A similar O/P circuit to C/E but V4 g2 connected to HT
  3. Serial 125186 or 125187 up to 133899 = Model C/E but no R11 or R13, R11 & C20 connected direct to V4 g1 (control grid)
  4. Serial 133899 upwards = Final version Model C/E
  
  All versions use a B103 combined battery pack.
  The C/E has external aerial/earth connection loop on the frame aerial according to Trader Sheet. The Trader Sheet schematic and write-up shows the four variations more clearly than the R&TVS schematic
  The Model C/E was replaced by the Model K in 1949

• Source of data
• Radio! Radio!

• Literature/Schematics (1)
• Radio And Television Servicing books (R&TVS)

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 204 models, 146 with images and 92 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ever Ready Co. (GB) Ltd.; London