• Country
• Czechoslovakia

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

• Year
• 1975

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 88930

• • Brand: Supraphon

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

• Number of Transistors
• 10

• Semiconductors
• KF125_Transistor KF125_Transistor KF124 KF124 KF124 KC148 KC148 GC511K GC521K GC521K

• Main principle
• Superheterodyne (common); ZF/IF 459 kHz

• Tuned circuits
• 6 AM circuit(s)     8 FM circuit(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

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

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

• Power out
• 0.75 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Sazava 2827B-5 - Tesla; Praha, Bratislava etc.

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

• Dimensions (WHD)
• 270 x 180 x 75 mm / 10.6 x 7.1 x 3 inch

• Notes

• UKW: OIRT 66-73,5 MHz und CCIR: 83-108 MHz. Teleskopantenne für UKW sowie Anschlüsse für Außenantenne, TB und Zweitlautsprecher.

  Hergestellt wurde das Gerät im Tesla Werk in Bratislava. 

• Net weight (2.2 lb = 1 kg)
• 1.9 kg / 4 lb 3 oz (4.185 lb)

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

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

• Other Models

• Here you find 1842 models, 1163 with images and 668 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.