• Country
• Finland

• Manufacturer / Brand
• Hellberg, Helsinki

• Year
• 1950/1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 278840

• Number of Tubes
• 8

• Valves / Tubes
• EF41 ECH42 EAF42 EAF42 EM4 EB41 EL41 AZ41

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• 110; 125; 225; 240 Volt

• Loudspeaker
• -Loudspeaker incorporated, but system not known.

• Material
• Wooden case

• from Radiomuseum.org
• Model: 777Pr - Hellberg, Helsinki

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

• Dimensions (WHD)
• 520 x 322 x 225 mm / 20.5 x 12.7 x 8.9 inch

• Notes

• "Police -version"

• 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