• Country
• Czechoslovakia

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

• Year
• 1984–1987

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 104462

• • Brand: Supraphon

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

• Number of Transistors

• Semiconductors
• A244D MBA810 GA201

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

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

• Power type and voltage
• Batteries / addl. power jack / 2 × 4,5 / 9 Volt

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

• Power out
• 0.8 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Rondo 2834B1 - Tesla; Praha, Bratislava etc.

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

• Dimensions (WHD)
• 154 x 165 x 60 mm / 6.1 x 6.5 x 2.4 inch

• Notes
• Umschalter für Klangeinstellung.
  Langwelle: 150-285kHz
  Mittelwelle: 525-1605kHz
  Lautsprecher: Tesla ARZ3808 - 8Ohm 2W - 125x80mm

• Net weight (2.2 lb = 1 kg)
• 0.6 kg / 1 lb 5.1 oz (1.322 lb)

• Source of data
• -- Original-techn. papers.

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

• Other Models

• Here you find 1844 models, 1165 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.