• Country
• Poland

• Manufacturer / Brand
• Unitra ELTRA; Zaklady Radiowe; Bydgoszcz

• Year
• 1976 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 209650

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

• Number of Transistors
• 3

• Semiconductors
• BF214 BF214 BF214 UL1490 or. TAA611

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.5 cm = 2.2 inch

• Power out
• 0.25 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: ELA DO-RO 76 - Unitra ELTRA; Zaklady Radiowe;

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 105 x 65 x 30 mm / 4.1 x 2.6 x 1.2 inch

• Notes

• Similar like Ela MOT729, with logo "Dobra Robota" ("Good Job") from MTP -  Miedzynarodowy Targ Poznafiskich  (Poznan International Trade) in 1976.

• Net weight (2.2 lb = 1 kg)
• 0.175 kg / 0 lb 6.2 oz (0.385 lb)

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 90 models, 84 with images and 45 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unitra ELTRA; Zaklady Radiowe; Bydgoszcz