• Country
• Hungary

• Manufacturer / Brand
• Sigma; Budapest

• Year
• 1933–1941

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 187440

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Magnetic loudspeaker (reed) of high quality (free mooving - only possible past 1931). / Ø 22 cm = 8.7 inch

• Material
• Metal case

• from Radiomuseum.org
• Model: Sigma S940 - Sigma; Budapest

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 220 x 220 x 90 mm / 8.7 x 8.7 x 3.5 inch

• Notes

• 2400 Ohm.

  2W

• Net weight (2.2 lb = 1 kg)
• 0.340 kg / 0 lb 12 oz (0.749 lb)

• Price in first year of sale
• 8.75 Pengő

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

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

• Author
• Model page created by Sándor Selyem-Tóth. 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