- Country
- Czechoslovakia
- Manufacturer / Brand
- Microphona (Mikrofona), Bratri Knotkove, Praha-Strasnice
- Year
- 1934/1935
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 23092
-
- alternative name: Telefony Microfona
Foto aus eigener Sammlung
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 3
- Main principle
- TRF with regeneration; 1 AF stage(s)
- Tuned circuits
- 1 AM circuit(s)
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Alternating Current supply (AC) / 120-240 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: MK203 - Microphona Mikrofona, Bratri
- Dimensions (WHD)
- 450 x 240 x 200 mm / 17.7 x 9.4 x 7.9 inch
- Notes
- 28W verbrauch
- External source of data
- Erb
- Source of data
- Ceskoslovenske prijimace 1933-1945, Baudys 1947
- Other Models
-
Here you find 69 models, 52 with images and 45 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Microphona (Mikrofona), Bratri Knotkove, Praha-Strasnice
Collections
The model is part of the collections of the following members.