• Country
• Hungary

• Manufacturer / Brand
• Rotand Rádió; Budapest

• Year
• 1933 ??

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 183116

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Niederfrequenz-Transformator Helios 3604 - Rotand Rádió; Budapest

• Dimensions (WHD)
• 75 x 42 x 56 mm / 3 x 1.7 x 2.2 inch

• Notes
• Übertragung: 1:5, No.:3604

• Net weight (2.2 lb = 1 kg)
• 0.330 kg / 0 lb 11.6 oz (0.727 lb)

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 45 models, 36 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Rotand Rádió; Budapest