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285:– You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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in 1895, spark gap transmitters were used until about 1920. This low power induction coil transmitter worked off low voltage DC power, and may have been a shipboard transmitter.
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If the file has been modified from its original state, some details may not fully reflect the modified file.
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The following pages on the
English Knowledge use this file (pages on other projects are not listed):
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Vibrating interrupter in primary circuit of induction coil to generate high voltage in secondary
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Wagnerscher Hammer, Selbstunterbrecher zur
Anspeisung des Resonanztransformatorkreises
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I, the copyright holder of this work, hereby publish it under the following license:
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Einstellbarer
Widerstand um die Dämpfung des Resonanzkreises verändern zu können
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Click on a date/time to view the file as it appeared at that time.
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zum
Versenden von Morsezeichen im Elektromuseum in Frastanz
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Creative
Commons Attribution-ShareAlike 3.0 Unported
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Creative
Commons Attribution-ShareAlike 3.0 Unported
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Commons is a freely licensed media file repository.
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