• Country
• Austria

• Manufacturer / Brand
• Schrack (Triotron); Wien

• Year
• 1930/1931

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 74669

• Power type and voltage
• No Power needed

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

• from Radiomuseum.org
• Model: Triotron-Violanta - Schrack Triotron; Wien

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Notes
• Hochkantgehäuse mit hohem Sockel und oben abgerundeten Ecken.

• Price in first year of sale
• 78.00 RM

• Source of data
• Katalog Radio-Zentrale Prohaska 1930/31 (dick) / Radiokatalog Band 2, Ernst Erb

• Author
• Model page created by Michael Seiffert. See "Data change" for further contributors.

• Other Models

• Here you find 55 models, 44 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Schrack (Triotron); Wien