• Country
• Hungary

• Manufacturer / Brand
• Sigma; Budapest

• Year
• 1940

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 298891

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Magnetic loudspeaker (reed) of high quality (free mooving - only possible past 1931). / Ø 16 cm = 6.3 inch

• Power out
• 1 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Sigma S939/K - Sigma; Budapest

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 160 x 160 x 0 mm / 6.3 x 6.3 x 0 inch

• Price in first year of sale
• 8.00 Pengő

• Mentioned in
• -- Original prospect or advert (Hornyák árjegyzék 1941)

• Literature/Schematics (1)
• BAPO Árjegyzék 1940.

• Literature/Schematics (4)
• Barta és Társa Árjegyzék

• Author
• Model page created by Sándor Perneky. See "Data change" for further contributors.

• Other Models

• Here you find 11 models, 10 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sigma; Budapest