• Country
• Czechoslovakia

• Manufacturer / Brand
• Tesla; Praha, Bratislava etc.

• Year
• 1985/1986

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 100978

• • Brand: Supraphon

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

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

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 220 / (6 × 1,5) Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Unisono 2833A - Tesla; Praha, Bratislava etc.

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

• Dimensions (WHD)
• 380 x 250 x 90 mm / 15 x 9.8 x 3.5 inch

• Notes
• Mono-Radio-Kassettenrecorder. UKW: OIRT und CCIR-Band. Kassettenlaufwerk, Import aus Ungarn; automatische Aufnahme. Anschlüsse für Tonband und Plattenspieler, Zweitlautsprecher 4 Ohm, 2 Watt. Eingebautes Mikrofon.

• Net weight (2.2 lb = 1 kg)
• 3.5 kg / 7 lb 11.3 oz (7.709 lb)

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

• Author
• Model page created by Wolfgang Lill. See "Data change" for further contributors.

• Other Models

• Here you find 1857 models, 1183 with images and 669 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.