• Country
• Austria

• Manufacturer / Brand
• Minerva-Radio (Radiola-Radioapparate und Bestandteile W. Wohleber & Co) ; Wien

• Year
• 1959/1960

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 9934

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 7

• Semiconductors
• OC44 OC45 OC45 OC71 OC71 OC74 OC74 OA79

• Main principle
• Superheterodyne (common); ZF/IF 461 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Dry Batteries / 2½ × 3 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Drucktastensuper 570DT/L [Nr. 681101–710300] - Minerva-Radio Radiola-

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 200 x 130 x 55 mm / 7.9 x 5.1 x 2.2 inch

• Notes
• Betrieb mit 2½ Stabbatterien zu 3 V.

• Net weight (2.2 lb = 1 kg)
• 1.1 kg / 2 lb 6.8 oz (2.423 lb)

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

• Source of data
• -- Original-techn. papers. / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Museums Bote, Österr. (Heft 122/2004, S.10 ff, Gerätebeschreibung)

• Picture reference
• Das Modell ist im «Radiokatalog» (Erb) abgebildet.

• Other Models

• Here you find 631 models, 568 with images and 448 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Minerva-Radio (Radiola-Radioapparate und Bestandteile W. Wohleber & Co) ; Wien