• Country
• United States of America (USA)

• Manufacturer / Brand
• Stewart Warner Corp.; Chicago (IL)

• Year
• 1931

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

• Radiomuseum.org ID
• 284525

• • Brand: Ferrodyne

• Number of Tubes
• 2

• Valves / Tubes
• 24 27

• Main principle
• Superheterodyne (common)

• Wave bands
• Short Wave (SW only)

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Short Wave Converter R302-A - Stewart Warner Corp.; Chicago

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 12 x 11 x 8 inch / 305 x 279 x 203 mm

• Net weight (2.2 lb = 1 kg)
• 10 lb 0 oz (10 lb) / 4.540 kg

• Author
• Model page created by John Backscheider. See "Data change" for further contributors.

• Other Models

• Here you find 2111 models, 391 with images and 1967 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stewart Warner Corp.; Chicago (IL)