• Country
• Germany

• Manufacturer / Brand
• Graetz, Altena (Westfalen)

• Year
• 1975–1978

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 118041

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

• Number of Transistors
• 122

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 460/10700 kHz; none

• Tuned circuits
• 8 AM circuit(s)     13 FM circuit(s)

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

• Details
• Cassette-Recorder or -Player

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

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

• Power out
• 100 W (undistorted)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Profi Studio 306 5253 02 79 - Graetz, Altena Westfalen

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 645 x 145 x 380 mm / 25.4 x 5.7 x 15 inch

• Notes

• ICs: 6.
  HiFi-Stereo-Steuergerät mit eingebautem Dolby Cassetten-Recorder. Ausgangsleistung: 2× 50 W (Sinus).

• Net weight (2.2 lb = 1 kg)
• 19 kg / 41 lb 13.6 oz (41.85 lb)

• Source of data
• Handbuch VDRG 1975/1976

• Mentioned in
• Handbuch VDRG 1976/1977 (und 1977/78)

• Literature/Schematics (1)
• - - Manufacturers Literature

• Author
• Model page created by Werner Feldmann. See "Data change" for further contributors.

• Other Models

• Here you find 781 models, 701 with images and 598 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Graetz, Altena (Westfalen)