• Country
• Czechoslovakia

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

• Year
• 1965/1966

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 97815

• • Brand: Supraphon

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

• Number of Transistors
• 9

• Semiconductors
• OC170 OC170 OC170 OC170 OC170 OC71 OC71 OC72 OC72

• Main principle
• Superheterodyne (common); ZF/IF 468/10700 kHz

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

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

• Power type and voltage
• Dry Batteries / 2 × 3 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 cm = 2.6 inch

• Power out
• 0.15 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Monika 9 Tranzistor AM/FM 2815B - Tesla; Praha, Bratislava etc.

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

• Dimensions (WHD)
• 185 x 104 x 40 mm / 7.3 x 4.1 x 1.6 inch

• Notes

• Gegentakt-B-Endstufe, OIRT-Band: 73,5-65,2 MHz.

  Siehe auch ein Exportmodell Katron Monika wohl für den arabischen Raum.
  Dieses 6-Transistor-Radio hat allerdings nur den MW-Bereich.

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

• Mentioned in
• 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.