• Country
• Germany

• Manufacturer / Brand
• ITT Schaub-Lorenz

• Year
• 1976/1977

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 76717

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

• Number of Transistors
• 6

• Semiconductors
• 2SC784 2SC785 2SC381 2SC381 2SC381 2SC381 1S85 CDG00 1N60 TBA820

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

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

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

• Power out
• 1.6 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Polo Electronic 107 52130269 - ITT Schaub-Lorenz

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

• Dimensions (WHD)
• 237 x 218 x 71 mm / 9.3 x 8.6 x 2.8 inch

• Notes
• IC: TBA820.
  ITT Schaub-Lorenz Polo Electronic.
  Gehäuse: silber
  Siehe auch:
  52130267 = schwarz
  52130271 = teak.

• Net weight (2.2 lb = 1 kg)
• 1.9 kg / 4 lb 3 oz (4.185 lb)

• Source of data
• Handbuch VDRG 1976/1977 / 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 775 models, 711 with images and 368 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from ITT Schaub-Lorenz