- Country
- Germany
- Manufacturer / Brand
- Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München
- Year
- 1932 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 5486
- Number of Tubes
- 5
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown)
- Power type and voltage
- Alternating Current supply (AC)
- Loudspeaker
- - This model requires external speaker(s).
- from Radiomuseum.org
- Model: Protofon 140PI - Siemens & Halske, -Schuckert
- Source of data
- Radiokatalog Band 1, Ernst Erb
- Circuit diagram reference
- FS-Bestückungstab. (wahrsch. m.Fehler)
- Other Models
-
Here you find 2522 models, 2119 with images and 1334 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München