• Country
• United States of America (USA)

• Manufacturer / Brand
• Johnson Company, E.F.; Waseca, MN

• Year
• 1962 ??

• Category
• Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter

• Radiomuseum.org ID
• 138684

• • Brand: Viking

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• RF Converter/Adapter (not voltage converter)

• Wave bands
• Wave Bands given in the notes.

• Details
• Converter

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Solid State UHF Converter 158 - Johnson Company, E.F.; Waseca,

• Shape
• Tablemodel, with any shape - general.

• Notes
• Johnson 158, UHF Converter;
  Converts any US standard UHF channel into VHF channel 4 - 5 or 6.

• Source of data
• -- Collector info (Sammler)

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

• Other Models

• Here you find 66 models, 56 with images and 29 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Johnson Company, E.F.; Waseca, MN