• Country
• Poland

• Manufacturer / Brand
• Unitra DIORA - Radiowerk Dzierzoniow,

• Year
• 1968–1972

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 292056

• Number of Tubes
• 3

• Valves / Tubes
• ECH81 EF89 ECL86

• Number of Transistors

• Semiconductors
• DOG55 Selengleichrichter

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

• Tuned circuits
• 6 AM circuit(s)

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

• Details
• Record Player (not changer)

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Ballada 24501 - Unitra DIORA - Radiowerk

• Shape
• Tablemodel, low profile (big size).

• Author
• Model page created by Tomasz Szczesniak. 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,