Super AT462W ECH81

• Country
• Germany

• Manufacturer / Brand
• EAW, Elektro-Apparate-Werke, VEB, (ex AEG Treptow); Berlin-Treptow (Ostd.)

• Year
• 1953/1954

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 26441

• • alternative name: AEG Treptow (AT, EAT); Berlin || EAT (El.-App. Treptow)
  • Brand: AT Apparatewerk Treptow

• 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
• ECH81 EBF11 ECL11 AZ11

• Number of Transistors

• Semiconductors
• or. Tr.Gl.=Metal-rectif.

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 110-220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 20 cm = 7.9 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Super AT462W [ECH81] - EAW, Elektro-Apparate-Werke,

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

• Dimensions (WHD)
• 460 x 335 x 250 mm / 18.1 x 13.2 x 9.8 inch

• Notes

• Siehe auch: erste Variante mit ECH11.

• Net weight (2.2 lb = 1 kg)
• 8.5 kg / 18 lb 11.6 oz (18.722 lb)

• Price in first year of sale
• 275.00 Mark

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Lange Schaltungen der Funkindustrie, Buch 3

• Mentioned in
• Funkgeschichte der GFGF (9282)

• Other Models

• Here you find 90 models, 80 with images and 38 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from EAW, Elektro-Apparate-Werke, VEB, (ex AEG Treptow); Berlin-Treptow (Ostd.)