• Country
• Germany

• Manufacturer / Brand
• Chemisch-Technische Industrie-Ges. mbH (Anker); Offenbach a.M.

• Year
• 1924/1925

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 14108

• • Brand: Anker

• Number of Tubes
• 2

• Valves / Tubes

• Main principle
• TRF with diode detector; 1 Special; 1 AF stage(s); Reflex

• Wave bands
• Broadcast (MW) and Long Wave.

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Orthoflex - Chemisch-Technische Industrie-

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 450 x 240 x 180 mm / 17.7 x 9.4 x 7.1 inch

• Notes
• Doppelreflex mit Kristallgleichrichter.

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Historische Radios (1-5) = zur Verknüpfung mit Modellseiten

• Other Models

• Here you find 11 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Chemisch-Technische Industrie-Ges. mbH (Anker); Offenbach a.M.