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Tuned Transmitter, by Guglielmo Marconi, England, 1899

Inventory Number: 98396

Number of documents: 2


Document Type: Miscellaneous Note

Document Heading: Technical Details

Text: 

The square wooden frame carries two windings. One of these is in series with the Leyden jar and the spark-gap, the balls of which were connected to the terminals of a Newton induction coil. The other winding, consisting of a single turn, was connected between aerial and earth. This arrangement yielded more sustained oscillations and helped greatly to reduce the mutual interference that had been experienced previously.


Document Type: Miscellaneous Note

Document Heading: Historical Background

Text: 

This is Marconi's first tuned transmitter that he perfected at the Haven Hotel on the coast at Poole. It formed the basis of Marconi's famous Patent no. 7777 of April 1900. This is discussed in detail in Denman.


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