• Country
• Great Britain (UK)

• Manufacturer / Brand
• Ultra Electric Ltd.; London

• Year
• 1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 78734

• • alternative name: Ultra Radio and Television

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

• Number of Tubes
• 6

• Valves / Tubes
• ACTH1 ACVP2 ACVP2 AC5/PenDD ME41 UU4

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 200-260 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Teledial 400 - Ultra Electric Ltd.; London

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 17 x 20.5 x 10.5 inch / 432 x 521 x 267 mm

• Notes

• Magic Eye; mech.auto-tuning of 8 stations.

   

  NOTE: The pictures of this model do not look like the picture shown in the 388 Trader Service Sheet.  Thus it is not known at this time if the 388 Trader sheet is actually associated with this model.  A new model has been created for the Ultra 400 model as it is shown in the 388 Trader sheet.

• Source of data
• Radio! Radio!

• Literature/Schematics (1)
• Trader Service Sheet (suppl. of Wireless & El. Trader, etc.) (388)

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

• Other Models

• Here you find 235 models, 153 with images and 149 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ultra Electric Ltd.; London