• Country
• Germany

• Manufacturer / Brand
• Rosita, Theo Schmitz GmbH (Audion); Paderborn

• Year
• 1973/1974

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 29037

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 7 AM circuit(s)     12 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Details
• Other Combination - see Notes

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

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Marburg 74 Ch= 8074 - Rosita, Theo Schmitz GmbH

• Shape
• Console with Push Buttons.

• Dimensions (WHD)
• 930 x 970 x 500 mm / 36.6 x 38.2 x 19.7 inch

• Notes
• Rundfunk-Chassis = Grundig 8074, Stereo-NF-Verstärker mit 2 Endstufen je 4 W (Sinus);
  Phono-Chassis = GC060;
  Cassetten-Recorder = Philips 2505.

• Net weight (2.2 lb = 1 kg)
• 56 kg / 123 lb 5.6 oz (123.348 lb)

• External source of data
• Erb

• Source of data
• Katalog RFP 1973 / Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 407 models, 388 with images and 104 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Rosita, Theo Schmitz GmbH (Audion); Paderborn