404W

• Country
• Austria

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

• Year
• 1939/1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 9802

• Picture
• Schematics

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

• Number of Tubes
• 4

• Valves / Tubes
• ECH11 EBF11 ECL11 AZ11

• Main principle
• Superheterodyne (common); ZF/IF 483 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110, 130, 150, 220, 240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 404W - Minerva-Radio Radiola-

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

• Dimensions (WHD)
• 500 x 360 x 280 mm / 19.7 x 14.2 x 11 inch

• Notes
• AZ 11 kann für den Sparschaltungsbetrieb in eine andere Fassung umgesteckt werden.

• Net weight (2.2 lb = 1 kg)
• 12.7 kg / 27 lb 15.6 oz (27.974 lb)

• Price in first year of sale
• 210.00 RM

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

• Source of data
• Handbuch WDRG 1939 / Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Literature/Schematics (1)
• -- Original-techn. papers.

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

• Other Models

• Here you find 631 models, 568 with images and 450 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