Zweiröhren-Niederfrequenzverstärker EV89d EVE173
Telefunken: Zweiröhren-Niederfrequenzverstärker EV89d [Ampl/Mixer] ID = 2481190 827x828
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1917 | Category: Audio Amplifier or -mixer | ||||
| Valves / Tubes | 2: EVE173 EVE173 |
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| Main principle | Audio-Amplification |
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| Details | |
| Power type and voltage | Storage and/or dry batteries |
| Loudspeaker | - This model requires external speaker(s). |
| Power out | |
| from Radiomuseum.org | Model: Zweiröhren-Niederfrequenzverstärker EV89d [EVE173] - Telefunken Deutschland TFK, |
| Material | Wooden case |
| Dimensions (WHD) | 200 x 180 x 90 mm / 7.9 x 7.1 x 3.5 inch |
| Notes | Zweiröhren-Niederfrequenzverstärker EV89d, ab März 1917 mit zwei EVE173. Verstärkung 400...600-fach. |
| Net weight (2.2 lb = 1 kg) | 3.9 kg / 8 lb 9.4 oz (8.59 lb) |
| Source of data | -- Collector info (Sammler) |
Model page created by Peter Wölfel. See "Data change" for further contributors.
All listed radios etc. from Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Here you find 3460 models, 3030 with images and 2006 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
