Mikrofon N
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Walther, Ing. Erhard: Mikrofon N [Microphone/PU] ID = 2501999 462x739
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1950 ?? | Category: Microphone or Pick-up element | ||||
| Valves / Tubes | 1: RV12P2000 | ||||
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| Semiconductors (the count is only for transistors) | Selen |
| Main principle | Audio-Amplification; 1 AF stage(s) |
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| Wave bands | - without |
| Details | |
| Power type and voltage | Alternating Current supply (AC) / 220 Volt |
| Loudspeaker | - For headphones or amp. |
| Power out | |
| from Radiomuseum.org | Model: Mikrofon N - Walther, Ing. Erhard; ERWA; |
| Material | Metal case |
| Shape | Miscellaneous shapes - described under notes. |
| Dimensions (WHD) | 80 x 280 x 80 mm / 3.1 x 11 x 3.1 inch |
| Notes | Mikrofon mit integriertem Röhrenverstärker und eingebautem Netzteil. Bauausführung der damaligen Zeit entsprechend als "Flasche", RFT Bauteile. |
| Source of data | -- Collector info (Sammler) |
Model page created by a member from A. See "Data change" for further contributors.
All listed radios etc. from Walther, Ing. Erhard; ERWA; Plauen (Ostd.)
Here you find 9 models, 6 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
