Dolly 3 2821B
Tesla; Praha, Bratislava etc.
- Country
- Czechoslovakia
- Manufacturer / Brand
- Tesla; Praha, Bratislava etc.
- Year
- 1969/1970
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 97811
-
- Brand: Supraphon
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 9
- Semiconductors
- Main principle
- Superheterodyne (common); ZF/IF 468 kHz
- Wave bands
- Broadcast, Short Wave plus FM or UHF.
- Power type and voltage
- Dry Batteries / 2 × 3 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 cm = 2.4 inch
- Power out
- 0.17 W (unknown quality)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Dolly 3 2821B - Tesla; Praha, Bratislava etc.
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Notes
- Transistoren: 5× OC170, 107Nu70, SC206, 104NU71, GC507 (eisenlose Endstufe), OIRT-Band 73,5-65,2 MHz.
- 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 1874 models, 1197 with images and 680 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Tesla; Praha, Bratislava etc.