• Country
• Poland

• Manufacturer / Brand
• Unitra ZRK, Zaklady Radiowe im. M. Kasprzaka

• Year
• 1955 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 160367

• • Brand: Unitra

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

• Number of Tubes
• 5

• Valves / Tubes
• 1R5 1T4 1S5 3S4 DM70

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Dry Batteries / 2 x 1,5 & 67,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Szarotka T3 - Unitra ZRK, Zaklady Radiowe im

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

• Dimensions (WHD)
• 228 x 180 x 63 mm / 9 x 7.1 x 2.5 inch

• Notes
• Possibilità di collegarlo alla rete tramite alimentatore esterno.

• Author
• Model page created by Fabio Masetti. See "Data change" for further contributors.

• Other Models

• Here you find 215 models, 186 with images and 90 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unitra ZRK, Zaklady Radiowe im. M. Kasprzaka