• Country
• United States of America (USA)

• Manufacturer / Brand
• Perma-Power Co.; Chicago (IL)

• Year
• 1960 ??

• Category
• Miscellaneous (Other, Various) - see notes

• Radiomuseum.org ID
• 118687

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit.

• Loudspeaker
• - - No sound reproduction output.

• Material
• Bakelite or Plastics (type unknown)

• from Radiomuseum.org
• Model: Vu-Brite TV Tube Britener C-401 - Perma-Power Co.; Chicago IL

• Notes
• Adaptor to increase filament power of picture tubes. Emission enhancement for weak cathodes. Only for parallel fed filaments.
  
  Adapter zum Erhöhen der Heizspannung der Bildröhren bei emissionsschwachen Kathoden; Transformation von 6,3 Volt auf vermutlich 8-9 Volt. Adapter nur bei US-Geräten mit Parallelheizung vom Netztrafo gespeist verwendbar.

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 13 models, 9 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Perma-Power Co.; Chicago (IL)