Rfh 4
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Siemens; D S.&: Rfh 4 [Speaker-P] ID = 1070309 933x839
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1925 ? | Category: Loudspeaker, headphone or earphone |
| Wave bands | - without |
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| Details | |
| Power type and voltage | No Power needed |
| Loudspeaker | - Is a Headphone or Earphone |
| Power out | |
| from Radiomuseum.org | Model: Rfh 4 - Siemens; D S.& Halske / S. |
| Material | Special material, described in the notes. |
| Notes | Doppelkopfhörer, 2x 2300 Ω. Material: Metall und Pressstoff (Bakelit). Siehe auch Siemens Kopfhörer Rfh 2 mit 2x 2000 Ω. |
| Net weight (2.2 lb = 1 kg) | 0.2 kg / 0 lb 7 oz (0.441 lb) |
Model page created by Siegmar Mey. See "Data change" for further contributors.
All listed radios etc. from Siemens; D (S.& Halske / S. Electrogeräte)
Here you find 2451 models, 2026 with images and 1274 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
