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Ultra Twin R825

Ultra Twin R825; Ultra Electric Ltd.; (ID = 427108) Radio
 
Ultra Twin R825; Ultra Electric Ltd.; (ID = 427109) Radio
 
Ultra Twin R825; Ultra Electric Ltd.; (ID = 427110) Radio
 
Ultra Twin R825; Ultra Electric Ltd.; (ID = 427111) Radio
 
Ultra Twin R825; Ultra Electric Ltd.; (ID = 563830) Radio
 
Ultra Twin R825; Ultra Electric Ltd.; (ID = 563831) Radio
Ultra Twin R825; Ultra Electric Ltd.; (ID = 1362740) Radio Ultra Twin R825; Ultra Electric Ltd.; (ID = 427115) Radio
Ultra Twin R825; Ultra Electric Ltd.; (ID = 594560) Radio Ultra Twin R825; Ultra Electric Ltd.; (ID = 795929) Radio
Ultra Twin R825; Ultra Electric Ltd.; (ID = 796584) Radio Ultra Twin R825; Ultra Electric Ltd.; (ID = 796585) Radio
Ultra Twin R825; Ultra Electric Ltd.; (ID = 796586) Radio Ultra Twin R825; Ultra Electric Ltd.; (ID = 1362732) Radio
Ultra Twin R825; Ultra Electric Ltd.; (ID = 1362733) Radio Ultra Twin R825; Ultra Electric Ltd.; (ID = 1362735) Radio
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Ultra Twin R825; Ultra Electric Ltd.; (ID = 1362740) Radio
Ultra Electric Ltd.;: Ultra Twin R825 [Radio] ID = 1362740 915x768
Select picture or schematic to display from thumbnails on the right and click for download.
For model Ultra Twin R825, Ultra Electric Ltd.; London:
Thanks for Mr.Sik Béla, Hungary, Budapest and Első Zalai Rádiómúzeum Alapítvány, First Zala County Radio Museum Foundation.
 
Country:  Great Britain (UK)
Manufacturer / Brand:  Ultra Electric Ltd.; London
alternative name
 
Ultra Radio and Television
Year: 1957 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: DK96 DF96 DAF96 DL96
Main principle Superheterodyne (common); ZF/IF 471 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Details
Power type and voltage Line / Batteries (any type) / 200-214; 215-234; 235-250 / 7.5 & 85 V Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm
Power out
from Radiomuseum.org Model: Ultra Twin R825 - Ultra Electric Ltd.; London
Material Bakelite or Plastics (type unknown)
Shape Portable set > 8 inch (also usable without mains)
Dimensions (WHD) 12 x 8.5 x 6.5 inch / 305 x 216 x 165 mm
Notes AC/DC mains or battery. Westalite selenium rectifier.
Source of data -- Schematic
Literature/Schematics (1) Paul Stennings Vintage Radio Service Data Vol 4

Model page created by Keith Staines. See "Data change" for further contributors.



All listed radios etc. from Ultra Electric Ltd.; London
Here you find 220 models, 131 with images and 149 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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