• Country
• Poland

• Manufacturer / Brand
• Unitra DIORA - Radiowerk Dzierzoniow,

• Year
• 1956 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 115103

• Number of Tubes
• 4

• Valves / Tubes
• UCH21 UCH21 UBL21 UY1N

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• AC/DC-set / 120; 240 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Pionier I 6181 - Unitra DIORA - Radiowerk

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 375 x 310 x 205 mm / 14.8 x 12.2 x 8.1 inch

• Source of data
• - - Data from my own collection

• Author
• Model page created by Witold Czerski. See "Data change" for further contributors.

• Other Models

• Here you find 271 models, 225 with images and 137 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unitra DIORA - Radiowerk Dzierzoniow,