• Country
• Czechoslovakia

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

• Year
• 1972–1975

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 88568

• • Brand: Supraphon

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

• Number of Tubes
• 5

• Valves / Tubes
• EF86 ECC85 EL34 EL34 EM84

• Number of Transistors
• 10

• 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
• 50 W (unknown quality)

• from Radiomuseum.org
• Model: Music 70 AZK450 - Tesla; Praha, Bratislava etc.

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 455 x 139 x 349 mm / 17.9 x 5.5 x 13.7 inch

• Notes
• Leistungsverstärker Mono Sinus 50 Watt, Musikleistung 70 Watt.
  Vorstufen mit Transistoren. Eingänge: 3× Mikro, 2× Gitarre, TB, Radio, und Echo.
  Übertragungsbereich: 40-16000 Hz.

• Net weight (2.2 lb = 1 kg)
• 12 kg / 26 lb 6.9 oz (26.432 lb)

• Price in first year of sale
• 3,470.00 Kčs

• Mentioned in
• Ceskoslovenske Rozhlasove a Televizni Prijimace a Nizkofrekvencni Zesilovace (Band IV S 362 -365)

• Literature/Schematics (1)
• Tesla Výrobky spotřební elektroniky 73-74

• 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.