• Country
• Great Britain (UK)

• Manufacturer / Brand
• Ultra Electric Ltd.; London

• Year
• 1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 131678

• • alternative name: Ultra Radio and Television

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

• Number of Tubes
• 2

• Valves / Tubes
• DC3HL DC2/Pen

• Main principle
• TRF with regeneration; 1 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Direct Current supply (DC) / 200-250 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 7.75 inch = 19.7 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Blue Fox 7925 [DC mains] - Ultra Electric Ltd.; London

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 15.75 x 16.75 x 8.25 inch / 400 x 425 x 210 mm

• Source of data
• - - Data from my own collection

• Author
• Model page created by Dave McClellan. 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