• Country
• Germany

• Manufacturer / Brand
• Opta-(Spezial) (siehe auch Loewe-Opta)

• Year
• 1952/1953

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 2784

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

• Number of Tubes
• 9

• Valves / Tubes
• EF42 ECH81 EF41 EAF42 EM34 EF41 EB41 EL41 EZ80

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

• Tuned circuits
• 8 AM circuit(s)     11 FM circuit(s)

• Wave bands
• Broadcast, (BC) Long Wave (LW), 2 x SW and FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 22 cm = 8.7 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Rheinland 4953W - Opta-Spezial siehe auch Loewe-

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 596 x 382 x 324 mm / 23.5 x 15 x 12.8 inch

• Notes
•  

• Net weight (2.2 lb = 1 kg)
• 13 kg / 28 lb 10.1 oz (28.634 lb)

• Price in first year of sale
• 408.00 DM

• Source of data
• Kat.d.Rundf.GrossH.1952/53 / Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 49 models, 43 with images and 26 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Opta-(Spezial) (siehe auch Loewe-Opta)