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Sperrkreis Prinzipal

Sperrkreis Prinzipal ; Unknown Europe (ID = 1319581) mod-past25 Sperrkreis Prinzipal ; Unknown Europe (ID = 1319583) mod-past25
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Sperrkreis Prinzipal ; Unknown Europe (ID = 1319581) mod-past25
Unknown Europe: Sperrkreis Prinzipal [mod-past25] ID = 1319581 933x868
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For model Sperrkreis Prinzipal, Unknown Europe:
Sperrkreis Prinzipal
Country:  Europe
Manufacturer / Brand:  Unknown Europe
alternative name
Unbekannt Europa
Year: 1930 ?? Category: Radio module post 1925 (not a part, not a key)
Main principle RF-Circuit or wave trap (separate, can also be an antenna with amp.)
Power type and voltage No Power needed
Loudspeaker - - No sound reproduction output.
Power out
from Model: Sperrkreis Prinzipal - Unknown Europe
Material Bakelite case
Shape Miscellaneous shapes - described under notes.

Rundes Gerät, Durchmesser 100 mm, Höhe 50 mm

Net weight (2.2 lb = 1 kg) 0.1 kg / 0 lb 3.5 oz (0.22 lb)

Model page created by Wolfgang Leifer. See "Data change" for further contributors.

All listed radios etc. from Unknown Europe
Here you find 193 models, 163 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.