Prototyp NF-Verstärker
Graetz, Altena (Westfalen)
- Country
- Germany
- Manufacturer / Brand
- Graetz, Altena (Westfalen)
- Year
- 1955
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 192567
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- Semiconductors present.
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Power type and voltage
- Batteries / addl. power jack / 12 / ? Volt
- Loudspeaker
- - This model requires external speaker(s).
- Power out
- 5 W (unknown quality)
- Material
- Special material, described in the notes.
- from Radiomuseum.org
- Model: Prototyp NF-Verstärker - Graetz, Altena Westfalen
- Shape
- Miscellaneous shapes - described under notes.
- Notes
- Mustergerät in Plexiglas-Gehäuse, 1955 auf der Düsseldorfer Funkausstellung zusammen mit einem Prototyp eines MW-Transistor-Supers vorgestellt. - Tansistor-Bestückungsliste unvollständig, aber Gegentakt-B-Entstufe mit 2x OC15.
- Mentioned in
- Radio und Fernsehen 20/1955, S.626
- Author
- Model page created by Wolfgang Eckardt. See "Data change" for further contributors.
- Other Models
-
Here you find 780 models, 701 with images and 598 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Graetz, Altena (Westfalen)