• Country
• Poland

• Manufacturer / Brand
• Unitra DIORA - Radiowerk Dzierzoniow,

• Year
• 1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 84321

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

• Number of Tubes
• 4

• Valves / Tubes
• UCH21 UCH21 UBL21 UY1N

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• AC/DC-set / 110/220 Volt

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

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Pionier U T9 - Unitra DIORA - Radiowerk

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 355 x 225 x 205 mm / 14 x 8.9 x 8.1 inch

• Source of data
• -- Collector info (Sammler)

• Author
• Model page created by Rino Ferro † 2008. See "Data change" for further contributors.

• Other Models

• Here you find 271 models, 225 with images and 138 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unitra DIORA - Radiowerk Dzierzoniow,