• Country
• Czechoslovakia

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

• Year
• 1969/1970

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 91208

• • Brand: Supraphon

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

• Number of Transistors
• 22

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 120; 220 Volt

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

• Power out
• 16 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Supraphon ZC20 - Tesla; Praha, Bratislava etc.

• Shape
• Tablemodel with Push Buttons.

• Notes
• Stereoverstärker, 40...20000 Hz, Ausgangsleistung 2×8 Watt an 4 Ohm. Eingänge: elektromagnetischer und piezoelektrischer Eingang mit Entzerrer, Tonband, Radio, Mikro. Mono-Stereo-Umschaltung, Kopfhörerausgang 75 Ohm.

• Source of data
• Ceskoslovenske Rozhlasove a Televizni Prijimace a Zesilovace

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

• Other Models

• Here you find 1832 models, 1140 with images and 643 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.