• Country
• Austria

• Manufacturer / Brand
• Schrack (Triotron); Wien

• Year
• 1921 ?

• Category
• Military Equipment (not Re, Tr or RXT)

• Radiomuseum.org ID
• 132776

• Number of Tubes
• 5

• Valves / Tubes
• EVE173 EVE173 EVE173 EVE173 EVE173

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: RC-Verstärker Typ HV3 - Schrack Triotron; Wien

• Dimensions (WHD)
• 320 x 190 x 220 mm / 12.6 x 7.5 x 8.7 inch

• Notes
• Holzgehäuse, Frontplatte aus Hartgummi.
  Widerstandsgekoppelter Verstärker für verschiedene Bereiche, z.B. Horchverstärker bei Erdtelegraphie.

• Net weight (2.2 lb = 1 kg)
• 3.3 kg / 7 lb 4.3 oz (7.269 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Helmut Schrammel. See "Data change" for further contributors.

• Other Models

• Here you find 55 models, 45 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