• Country
• Czechoslovakia

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

• Year
• 1983 ?

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 208450

• • Brand: Supraphon

• Number of Transistors
• Semiconductors present.

• Semiconductors

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

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 12 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 7 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Car Radio Cassette Player 1900B-2 - Tesla; Praha, Bratislava etc.

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 180 x 52 x 180 mm / 7.1 x 2 x 7.1 inch

• Notes
• Kurzwelle nur 49 m- Band, einfaches Stereoabspielgerät, mit Schnellvorlauf und Rücklauf, Leistung: 2x 3,5 Watt an 4 Ohm.
  Als Zubehör 2 ovale Lautsprecher, 1PF 067 43. Multifunction tape-rewind knob.

• Net weight (2.2 lb = 1 kg)
• 1.850 kg / 4 lb 1.2 oz (4.075 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Sándor Selyem-Tóth. 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.