Band-Selector (Selektor) SB3330W

• Country
• Germany

• Manufacturer / Brand
• Körting-Radio; Leipzig, später Grassau

• Year
• 1935/1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 2405

• • alternative name: Dietz & Ritter GmbH, Dr.

• Picture
• Schematics

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

• Number of Tubes
• 5

• Valves / Tubes
• AK2 AF3 AB2 AL1 RGN1064

• Main principle
• Superheterodyne (common); ZF/IF 125 or 140 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 150: 220; 240 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Band-Selector SB3330W - Körting-Radio; Leipzig, später

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

• Dimensions (WHD)
• 405 x 485 x 284 mm / 15.9 x 19.1 x 11.2 inch

• Notes

• Bandbreite regelbar. Bei Schallplatten-Wiedergabe wird die ZF-Verstärkerröhre AF3 als NF-Vorstufe benutzt.

• Net weight (2.2 lb = 1 kg)
• 16.7 kg / 36 lb 12.5 oz (36.784 lb)

• Price in first year of sale
• 285.00 RM

• Source of data
• Katalog Radio-Zentrale Alex v. Prohaska 1935/1936 / Radiokatalog Band 1, Ernst Erb

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

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

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

• Other Models

• Here you find 815 models, 667 with images and 471 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Körting-Radio; Leipzig, später Grassau