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Keywords

radio
cristal receiver
harmsen
W. Harmsen
ir. W. Harmsen
michael egan
radio voor amateurs
egan
kosmos
kristal
cristal
1926
boek
scan
book
kristalontvanger


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Connections of a cristal receiver

Connections of a cristal receiver
From the book Radio voor amateurs of 1926. Originally an English book by Michael Egan, translated/reworked into Dutch by ir. W. Harmsen.

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