• Country
• United States of America (USA)

• Manufacturer / Brand
• Blonder-Tongue Laboratories, Inc.; Newark (NJ)

• Year
• 1967 ??

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

• Radiomuseum.org ID
• 273736

• Number of Transistors
• Semiconductors present.

• Semiconductors

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

• Wave bands
• VHF incl. FM and/or UHF (see notes for details)

• Power type and voltage
• Alternating Current supply (AC) / 110-120 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Ultraverter BTX-999 - Blonder-Tongue Laboratories,

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes

• UHF Converter.

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 27 models, 25 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blonder-Tongue Laboratories, Inc.; Newark (NJ)