• Country
• Poland

• Manufacturer / Brand
• Unitra DIORA - Radiowerk Dzierzoniow,

• Year
• 1973 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 191743

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 465/10700 kHz

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

• Power type and voltage
• Dry Batteries / 2 x 4,5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Mira - Unitra DIORA - Radiowerk

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

• Dimensions (WHD)
• 280 x 160 x 70 mm / 11 x 6.3 x 2.8 inch

• Notes
• There are few silicon transistors in rf circiuts, in af - also silicons with exception - german transistors AC180/181 in last stage.

• Net weight (2.2 lb = 1 kg)
• 2 kg / 4 lb 6.5 oz (4.405 lb)

• Author
• Model page created by Tomasz Najdzicz. 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,