فرستنده جرقه شکاف (Persian Wikipedia)

Analysis of information sources in references of the Wikipedia article "فرستنده جرقه شکاف" in Persian language version.

refsWebsite

Global rank Persian rank

11books.google.com

3^rd place

6^th place

5archive.org

6^th place

9^th place

2w2pa.net

low place

1siliconchip.com.au

low place

1gpo.gov

1,360^th place

2,627^th place

1arrl.org

8,569^th place

low place

1rfcec.com

low place

1harvard.edu

18^th place

50^th place

1doi.org

2^nd place

archive.org

Terman, Frederick Emmons (1937). Radio Engineering (2nd ed.). New York: McGraw-Hill Book Co. pp. 6–9. Retrieved September 14, 2015.
Fleming, John Archibald (1906). The Principles of Electric Wave Telegraphy. London: Longmans Green and Co. pp. 15–16.
Morecroft, John H. (1921). Principles of Radio Communication. New York: John Wiley and Sons. pp. 275–279.
Hertz, H., "On very rapid electric oscillations", Wiedemann's Annalen, Vol. 31, p. 421, 1887 reprinted in Hertz, Heinrich (1893). Electric Waves: Being Researches on the Propagation of Electric Action with Finite Velocity Through Space. Dover Publications. pp. 29–53. heinrich hertz . translated to English by D. E. Jones
Hong, Sungook (2001). Wireless: From Marconi's Black-box to the Audion. American Journal of Physics. Vol. 71. MIT Press. pp. 3–4. Bibcode:2003AmJPh..71..286H. doi:10.1119/1.1533064. ISBN 978-0262082983.

arrl.org

Kennedy, Hal (1990). "How spark transmitters work" (PDF). The history of QST Vol. 1 - Technology. American Radio Relay League. Retrieved 27 March 2018.

books.google.com

"Radio Transmitters, Early" in Hempstead, Colin; Worthington, William (2005). Encyclopedia of 20th-Century Technology. Routledge. pp. 649–650. ISBN 978-1135455514.
Morris, Christopher G. (1992). Academic Press Dictionary of Science and Technology. Gulf Professional Publishing. p. 2045. ISBN 978-0122004001.
Schroeder, Peter B. (1967). Contact at Sea: A History of Maritime Radio Communications. The Gregg Press. pp. 26–30.
Serway, Raymond; Faughn, Jerry; Vuille, Chris (2008). College Physics (8th ed.). Cengage Learning. p. 714. ISBN 978-0495386933.
Ellingson, Steven W. (2016). Radio Systems Engineering. Cambridge University Press. pp. 16–17. ISBN 978-1316785164.
Nahin, Paul J. (2001). The Science of Radio: with MATLAB and Electronics Workbench demonstrations (2nd ed.). Springer Science and Business Media. pp. 27–28. ISBN 978-0387951508.
Nahin, Paul J. (2001). The Science of Radio: with MATLAB and Electronics Workbench demonstrations (2nd ed.). Springer Science and Business Media. pp. 27–28. ISBN 978-0387951508.
Nahin, Paul J. (2001). The Science of Radio: with MATLAB and Electronics Workbench demonstrations (2nd ed.). Springer Science and Business Media. p. 7. ISBN 978-0387951508. خطای یادکرد: برچسب <ref> نامعتبر؛ نام «Nahin2» چندین بار با محتوای متفاوت تعریف شده است. (صفحهٔ راهنما را مطالعه کنید.).
Nahin, Paul J. (2001). The Science of Radio: with MATLAB and Electronics Workbench demonstrations (2nd ed.). Springer Science and Business Media. p. 7. ISBN 978-0387951508. خطای یادکرد: برچسب <ref> نامعتبر؛ نام «Nahin2» چندین بار با محتوای متفاوت تعریف شده است. (صفحهٔ راهنما را مطالعه کنید.).
Fitzgerald, George "On the energy lost by radiation from alternating electric currents", Report of the British Association for the Advancement of Science, 1883, reprinted in Fitzgerald, George (1902). The Scientific Writings of the Late George Francis Fitzgerald. London: Hodges, Figgis, and Co. pp. 128–129.
Baird, D.; Hughes, R.I.; Nordmann, A. (2013). Heinrich Hertz: Classical Physicist, Modern Philosopher. Springer Science and Business Media. pp. 51–53. ISBN 978-9401588553.

doi.org

Hong, Sungook (2001). Wireless: From Marconi's Black-box to the Audion. American Journal of Physics. Vol. 71. MIT Press. pp. 3–4. Bibcode:2003AmJPh..71..286H. doi:10.1119/1.1533064. ISBN 978-0262082983.

gpo.gov

Individual nations enforce this prohibition in their communication laws. In the United States, Federal Communications Commission (FCC) regulations make it a felony to operate a spark transmitter: "Section 2.201: Emission, modulation, and transmission characteristics, footnote (f)". Code of Federal Regulations, Title 47, Chapter I, Subchapter A, Part 2, Subpart C. US Government Publishing Office website. 1 October 2007. Retrieved 16 March 2018.

harvard.edu

ui.adsabs.harvard.edu

Hong, Sungook (2001). Wireless: From Marconi's Black-box to the Audion. American Journal of Physics. Vol. 71. MIT Press. pp. 3–4. Bibcode:2003AmJPh..71..286H. doi:10.1119/1.1533064. ISBN 978-0262082983.

rfcec.com

Hyder, Harry R. (March 1992). "The final days of ham spark" (PDF). QST. American Radio Relay League: 29–32. Retrieved 5 February 2022.

siliconchip.com.au

Champness, Rodney (April 2010). "The spark era - the beginning of radio". Silicon Chip Online: 92–97. Retrieved 14 March 2018.

w2pa.net

Codella, Christopher F. (2016). "Spark Radio". Ham Radio History. C. F. Codella's private website. Retrieved 22 May 2018.
W2PA. «Spark Radio | Ham Radio History» (به انگلیسی). دریافت‌شده در ۲۰۲۱-۰۵-۰۶.