• Country
• Germany

• Manufacturer / Brand
• ITT-Graetz

• Year
• 1978

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 75861

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

• Number of Transistors
• 17

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 1 AF stage(s)

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

• Wave bands
• Broadcast (BC) and FM or UHF.

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch

• Power out
• 1 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Synchrotronic 109 [52410483=rot] - ITT-Graetz

• Shape
• Tablemodel with Clock ((Alarm-) Clock Radio).

• Dimensions (WHD)
• 230 x 95 x 215 mm / 9.1 x 3.7 x 8.5 inch

• Notes
• Uhren IC MK50366NR. Nr. 52410481 beige, 52410483 rot.

• Net weight (2.2 lb = 1 kg)
• 1.8 kg / 3 lb 15.4 oz (3.965 lb)

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Bernd Pötzsch. See "Data change" for further contributors.

• Other Models

• Here you find 74 models, 68 with images and 60 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from ITT-Graetz