• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Mfg. Engineers, Inc. (RME); Peoria, IL

• Year
• 1939 ?

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

• Radiomuseum.org ID
• 224115

• Number of Tubes
• 4

• Valves / Tubes
• 6K7 6L6 6E5 80

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

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Frequency Expander RME-510X - Radio Mfg. Engineers, Inc. RME

• Shape
• Tablemodel, with any shape - general.

• Notes

• Frequency coverage continuous from 27.8 to 70 MHz in three bands, tuned down to 10 MHz.

• Price in first year of sale
• 42.00 USD

• Mentioned in
• Radio Shack Catalog (1939, p. 06)

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

• Other Models

• Here you find 50 models, 26 with images and 33 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Mfg. Engineers, Inc. (RME); Peoria, IL