File:Umbrella antenna at Nauen wireless station, Germany 1915.png

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Umbrella_antenna_at_Nauen_wireless_station,_Germany_1915.png (771 × 213 pixels, file size: 23 KB, MIME type: image/png)

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Summary

Description
English: Umbrella antenna at Nauen Wireless Station, Germany's largest radiotelegraph station, Nauen, Germany, built in 1911. It transmitted at a frequency of around 150 kHz.
Date
Source Retrieved 24 August 2024 from Zenneck, Jonathan (1915) Wireless Telegraphy, McGraw-Hill Book Co., New York, p.152, fig.186
Author Jonathan Zenneck

Licensing

Public domain
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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Umbrella_antenna_at_Nauen_wireless_station,_Germany_1915.png
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Captions

Umbrella antenna at Nauen Station

Items portrayed in this file

depicts

umbrella antenna

media type

image/png

File history

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Date/TimeThumbnailDimensionsUserComment
current22:58, 24 August 2024Thumbnail for version as of 22:58, 24 August 2024771 × 213 (23 KB)wikimediacommons>ChetvornoUploaded a work by Jonathan Zenneck from Retrieved 24 August 2024 from [https://books.google.com/books?id=0DFLAAAAMAAJ&pg=PA152 Zenneck, Jonathan (1915) Radio Telegraphy, McGraw-Hill Book Co.], p.152, fig.186 with UploadWizard

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