- Country
- Czechoslovakia
- Manufacturer / Brand
- Microphona (Mikrofona), Bratri Knotkove, Praha-Strasnice
- Year
- 1946 ??
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 136971
-
- alternative name: Telefony Microfona
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 3
- 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
- 25 W (unknown quality)
- Material
- Metal case
- from Radiomuseum.org
- Model: MK-25W - Microphona Mikrofona, Bratri
- Shape
- Chassis only or for «building in»
- Notes
- Leistungsendstufe, Ausgang 400 Ohm, 100 Volt.
- Source of data
- -- Original-techn. papers.
- Author
- Model page created by Wolfgang Lill. See "Data change" for further contributors.
- 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