File:D 1925 Jahnke Schiebspulendetektor.jpg

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Description
English: Ernst Jahnke crystal radio receiver, ca. 1924-1926. The radio is tuned to different stations by moving the slider (right) up or down the tuning coil. The device at top is the cat's whisker detector.
Deutsch: Ernst Jahnke Detektorempfänger, ca. 1924-1926.
Français : Ernst Jahnke poste a galène, ca. 1924-1926.
Nederlands: Ernst Jahnke kristalontvanger, ca. 1924-1926. De radio wordt op verschillende stations afgestemd door de schuif (rechts) langs de afstemspoel op en neer te bewegen. Bovenop de spoel bevindt zich de kristaldetector.
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Author Hihiman

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I, the copyright holder of this work, hereby publish it under the following licenses:
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
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current19:55, 18 November 2008Thumbnail for version as of 19:55, 18 November 2008528 × 867 (72 KB)Hihiman (talk | contribs){{Information |Description={{en|1=Ernst Jahnke Crystal Receiver, ca. 1924-1926}} {{de|1=Ernst Jahnke Detektorempfänger ca. 1924-1926}} |Source=Eigenes Werk (own work) |Author=Hihiman |Date= |Permission= |other_versions= }} <!--{{ImageUp

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