• Country
• Germany

• Manufacturer / Brand
• ITT-Graetz

• Year
• 1977/1978

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 76677

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

• Number of Transistors
• 6

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz; 1 AF stage(s)

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

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

• Power type and voltage
• Line / Batteries (any type) / 110-127; 220-240 / 6×1,5 Volt

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

• Power out
• 2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Polo 109 52130281 - ITT-Graetz

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 300 x 205 x 75 mm / 11.8 x 8.1 x 3 inch

• Notes
• ICs: 1.
  Kurzwelle 5,8-6,3 MHz (gespreiztes 49-m-Europaband).

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

• Source of data
• Handbuch VDRG 1977/1978 / 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, 67 with images and 59 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from ITT-Graetz