Sonra Sekretär 697/58WU Bakelitgehäuse

• Country
• Germany

• Manufacturer / Brand
• Stern-Radio Sonneberg, VEB, RFT; SONRA; -vorm.: EAK (Ostd.) - ex. AEG

• Year
• 1958/1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 80318

• Picture
• Schematics

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

• Number of Tubes
• 6

• Valves / Tubes
• ECC85 ECH81 EBF80 EAA91 EM80 ECL81

• Number of Transistors

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

• Main principle
• Superheterodyne (common); ZF/IF 473/10700 kHz

• Tuned circuits
• 6 AM circuit(s)     9 FM circuit(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Power out
• 2 W (unknown quality)

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Sonra Sekretär 697/58WU [Bakelitgehäuse] - Stern-Radio Sonneberg, VEB,

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 500 x 320 x 180 mm / 19.7 x 12.6 x 7.1 inch

• Notes

• Lautsprecher oval Type 2255 3,6 Ohm, 2 Watt.
  VEB Funkwerk Leipzig, auch als 697/58WU mit Holzgehäuse gebaut.

  Netztrafo nur für Heizspannung, keine Netztrennung !!!

• Net weight (2.2 lb = 1 kg)
• 7.5 kg / 16 lb 8.3 oz (16.52 lb)

• Price in first year of sale
• 300.00 DM

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• - - Manufacturers Literature

• Literature/Schematics (1)
• Service-DVD Funkverlag Hein

• Literature/Schematics (2)
• -- Original-techn. papers.

• Author
• Model page created by Wolfgang Lill. See "Data change" for further contributors.

• Other Models

• Here you find 385 models, 312 with images and 288 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stern-Radio Sonneberg, VEB, RFT; SONRA; -vorm.: EAK (Ostd.) - ex. AEG