Editing Alternating current (section)

== External links ==
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* "''AC/DC: [https://www.pbs.org/wgbh/amex/edison/sfeature/acdc.html What's the Difference]?''". Edison's Miracle of Light, [https://www.pbs.org/wgbh/amex/index.html American Experience]. ([[Public Broadcasting Service|PBS]])
* "''AC/DC: [https://www.pbs.org/wgbh/amex/edison/sfeature/acdc_insideacgenerator.html Inside the AC Generator] {{Webarchive|url=https://web.archive.org/web/20141228182024/http://www.pbs.org/wgbh/amex/edison/sfeature/acdc_insideacgenerator.html |date=2014-12-28 }}''". Edison's Miracle of Light, American Experience. (PBS)
* [http://www.technology.niagarac.on.ca/people/mcsele/Rankine.html Professor Mark Csele's tour of the 25&nbsp;Hz Rankine generating station]
* Blalock, Thomas J., "''[https://web.archive.org/web/20070607042254/http://www.ieee.org/organizations/pes/public/2003/sep/peshistory.html The Frequency Changer Era: Interconnecting Systems of Varying Cycles]''". The history of various frequencies and interconversion schemes in the US at the beginning of the 20th century
* [http://edisontechcenter.org/AC-PowerHistory.html AC Power History and Timeline]
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[[Category:Electrical engineering]]
[[Category:Electric current]]
[[Category:Electric power]]
[[Category:AC power]]