• Country
• Finland

• Manufacturer / Brand
• Hellberg, Helsinki

• Year
• 1945 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 225943

• Number of Tubes
• 4

• Valves / Tubes
• DK21 DF22 DAC21 DL21

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Storage and/or dry batteries / 1,5 & 90 & 4.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: unknown - Hellberg, Helsinki

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 503 x 360 x 244 mm / 19.8 x 14.2 x 9.6 inch

• Notes

• 4,5 V battery for the dial lamp

• Author
• Model page created by Timo Rantasaari. See "Data change" for further contributors.

• Other Models

• Here you find 34 models, 30 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hellberg, Helsinki