Delta
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Telefongyar, Terta: Delta [RF-Ampl.] ID = 2219826 1283x1656
Select picture or schematic to display from thumbnails on the right and click for download.
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Terta, TRT | ||||
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| Year: 1928 | Category: RF (Radio Frequency-) Amplifier | ||||
| Valves / Tubes | 3: |
| Main principle | Radio Frequency Amplification only |
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| Wave bands | Broadcast (MW) and Long Wave. |
| Details | |
| Power type and voltage | Storage and/or dry batteries |
| Loudspeaker | |
| Power out | |
| from Radiomuseum.org | Model: Delta - Telefongyar, Terta TRT; |
| Material | Wooden case |
| Shape | Tablemodel, Box - most often with Lid (NOT slant panel). |
| Notes | RF pre-stage, with IF amplifier (600m) an ultradyn receiver could be created. |
| Price in first year of sale | 180.00 Pengő |
| Mentioned in | -- Original prospect or advert (BAPO 21/a, 1928. január) |
Model page created by Sándor Perneky. See "Data change" for further contributors.
All listed radios etc. from Telefongyar, Terta (TRT); Budapest
Here you find 209 models, 197 with images and 53 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
