Editing Wien bridge oscillator (section)

==Other references==
{{refbegin|30em}}
* {{citation |last=Arguimbau |first=L. B. |title=An Oscillator Having a Linear Operating Characteristic |journal=Proceedings of the I.R.E. |date=January 1933 |volume=21 |page=14}}
* {{citation | last=Bauer |first=Brunton | title = Design Notes on the Resistance-Capacity Oscillator Circuit (Part I) | date = November 1949a | journal = Hewlett-Packard Journal | volume = 1 | issue = 3 | publisher = Hewlett-Packard Company | url = http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1949-11.pdf }}
* {{citation | last=Bauer |first=Brunton | title = Design Notes on the Resistance-Capacity Oscillator Circuit (Part II) | date = December 1949b | journal = Hewlett-Packard Journal | volume = 1 | issue = 4 | publisher = Hewlett-Packard Company | url = http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1949-12.pdf }}
* {{citation |last=Black |first=H. S. |author-link=Harold Stephen Black |title=Stabilized feedback amplifier |journal=Radio Engineer |date=January 1934a |volume=53 |pages=114–120 }}
* {{citation |last=Black |first=H. S. |author-link=Harold Stephen Black |title=Stabilized feedback amplifier |journal=Bell System Technical Journal |date=January 1934b |volume=13 |issue=1 |pages=1–18 |url=https://archive.org/details/bstj13-1-1|doi=10.1002/j.1538-7305.1934.tb00652.x }}
* {{citation | last1 = Ferguson |first1 = J. G. | last2 = Bartlett |first2 = B. W. | title = The Measurement of Capacitance in Terms of Resistance and Frequency | url = http://www.alcatel-lucent.com/bstj/vol07-1928/articles/bstj7-3-420.pdf | journal = Bell System Technical Journal | volume = 7 | issue = 3 | date = July 1928 | pages = 420–437 | doi = 10.1002/j.1538-7305.1928.tb01234.x}}
* {{citation |first=J. K. |last=Clapp |author-link=James Kilton Clapp |title=A Bridge-Controlled Oscillator |journal=The General Radio Experimenter |volume=XVIII |issue=11 |pages=1–4 |date=April 1944a |url=https://www.ietlabs.com/pdf/GR_Experimenters/1944/GenRad_Experimenter_April_1944.pdf}}
* {{citation |first=J. K. |last=Clapp |author-link=James Kilton Clapp |title=An Analysis of the Bridge-Controlled Oscillator |journal=The General Radio Experimenter |volume=XVIII |issue=12 |pages=6–8 |date=May 1944b |url=https://www.ietlabs.com/pdf/GR_Experimenters/1944/GenRad_Experimenter_May_1944.pdf}}
* {{citation |last=Groszkowski |first=Janusz |title=Oscillators with Automatic Control of the Threshold of Regenerations |journal=Proceedings of the I.R.E. |date=February 1934 |volume=22 |page=145}}
* {{citation | title = An Analog Electronics Companion: basic circuit design for engineers and scientists | first = Scott | last = Hamilton | year = 2003 | publisher = Cambridge University Press | isbn = 978-0-521-79838-9 | url-access = registration | url = https://archive.org/details/analogelectronic0000hami }}
* {{citation | title = An Analog Electronics Companion: basic circuit design for engineers and scientists and introduction to SPICE simulation | first = Scott | last = Hamilton | year = 2007 | publisher = Cambridge University Press | isbn = 978-0-521-68780-5 }}
* {{citation |last=Hewlett |first=William Redington |author-link=William Redington Hewlett |title=A New Type Resistance-Capacity Oscillator |date=June 1939 |series=Engineer's Thesis |publisher=Stanford University}}
* {{cite patent | inventor-last = Hewlett | inventor-first = William R. | title = Variable Frequency Oscillation Generator | publication-date = July 11, 1939 | issue-date = January 6, 1942 | patent-number = 2268872 | country-code = US }}
* {{citation |last=HP |title=A real gem: HP's audio oscillator patent turns 60 |url=http://www.hp.com/hpinfo/abouthp/histnfacts/museum/earlyinstruments/0002/0002history.html |publisher=HP |date=22 January 2002}}; Speaks of Terman's inspiration by Black and his late 1930s graduate seminar about negative feedback and fixed-frequency audio oscillators; Hewlett finishing masters and looking for engineers thesis; hiring San Francisco patent attorney in 1939.
* {{Citation |last=Meacham |first=L. A. |title=The Bridge Stabilized Oscillator |date=October 1938a  |journal=Proc. IRE|volume=26 |issue= 10|pages=1278–1294 |doi= 10.1109/jrproc.1938.228725|s2cid=51651042 }}<!-- reprinted in BSTJ below; Harv ref might be confused by two Meacham 1938 -->
* {{citation |last=Meacham |first=L. A. |title=The Bridge Stabilized Oscillator |journal=Bell System Technical Journal |volume=17 |issue=4 |date=October 1938 |pages=574–591 |url=https://archive.org/details/bstj17-4-574 <!-- http://www.alcatel-lucent.com/bstj/vol17-1938/articles/bstj17-4-574.pdf --> |doi=10.1002/j.1538-7305.1938.tb00799.x}}. Frequency and amplitude stabilization of an oscillator with no tube overloading. Uses tungsten lamp to balance bridge.
* {{cite patent |inventor-last=Meacham |inventor-first=Larned A. |country-code=US |patent-number=2163403 |title=Stabilized Oscillator |publication-date=2 July 1937 |issue-date=20 June 1939 |assign1=Bell Telephone Laboratories}}
* {{citation |last=Matthys |first=Robert J. |title=Crystal Oscillator Circuits |edition=revised |date=1992 |publisher=Krieger Publishing Company |location=Malabar, Florida |pages=53–57}}
* {{citation | last = Oliver | first = Bernard M. | title = The Effect of μ-Circuit Non-Linearity on the Amplitude Stability of RC Oscillators | journal = Hewlett-Packard Journal | volume = 11 | number = 8–10 | date = April–June 1960 | pages = 1–8 | url = http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1960-04.pdf }}. Shows that amplifier non-linearity is needed for fast amplitude settling of the Wien bridge oscillator.
* {{citation |last1=Schilling|first1 = Donald|last2 = Belove|first2 = Charles|year = 1968 |title = Electronic Circuits: Discrete and Integrated |publisher = McGraw-Hill }}
* {{citation |last=Scott |first=H. H. |date=February 1938 |title=A new type of selective circuit and some applications |journal=Proc. IRE|volume=26 |issue=2 |pages=226–235 |doi=10.1109/JRPROC.1938.228287|s2cid=51674762 }}
* {{cite patent |inventor-last=Scott |inventor-first=Hermon Hosner |country-code=US |patent-number=2173427 |title=Electric Oscillator |publication-date=30 August 1937 |issue-date=19 September 1939 |assign1=General Radio Company}}; Wien, briged-T, twin-T oscillators
* {{citation |last=Sharpe |first=Ed |date=n.d. |title=Hewlett-Packard, The Early Years |url=http://www.smecc.org/hewlett-packard,_the_early_years.htm }}; Hewlett graduated from Stanford and spent a year doing research; then he goes to MIT to get his masters. Hewlett joins the army, but is discharged in 1936.
* {{citation | title = Wave Generation and Shaping | first = Leonard | last = Strauss | edition = 2nd | year = 1970 | publisher = McGraw-Hill | isbn = 978-0-07-062161-9 }}
* {{citation |last=Terman |first=Frederick |author-link=Frederick Terman |title=Resistance-stabilized Oscillators |journal=Electronics |date=July 1933 |volume=6 |page=190}}
* {{citation |last=Terman |first=Frederick |author-link=Frederick Terman |title=Measurements in Radio Engineering |publisher=McGraw-Hill |location=New York, NY |pages=283–289 |date=1935 |oclc=180980 |asin=B001KZ1IFK }} (diode limiting)
* {{citation |last=Terman |first=Frederick |author-link=Frederick Terman |title=Radio Engineering |date=1937 |publisher=McGraw-Hill}}
* {{citation | last = Terman | first = Frederick | author-link = Frederick Terman | title = Radio Engineers' Handbook | year = 1943 | publisher = McGraw-Hill }}
* {{citation | last=Wien |first=M. |author-link = Max Wien | title = Messung der Inductionsconstanten mit dem "optischen Telephon" |trans-title=Measurement of Inductive Constants with the "Optical Telephone" | language=de | journal = [[Annalen der Physik|Annalen der Physik und Chemie]] | year = 1891 | volume = 280 | issue = 12 | pages = 689–712 | doi = 10.1002/andp.18912801208 |bibcode = 1891AnP...280..689W |url=https://zenodo.org/record/1423878 }}
* {{citation |first=Jim |last=Williams |author1-link=Jim Williams (analog designer) |title=Bridge Circuits: Marrying Gain and Balance |date=June 1990 |publisher=Linear Technology Inc |url=https://www.analog.com/media/en/technical-documentation/app-notes/an43f.pdf |series=Application Note |volume=43 |pages=29–33, 43 }}
* {{citation |last=Williams |first=Jim |chapter=Max Wien, Mr. Hewlett, and a Rainy Sunday Afternoon |title=Analog Circuit Design, Art, Science, and Personalities |editor-first=Jim |editor-last=Williams |editor1-link=Jim Williams (analog designer) |year=1991 |pages=43–58 |publisher=Butterworth Heinemann |isbn=0-7506-9640-0 |chapter-url=https://books.google.com/books?id=b-fRKbJ0cC0C&pg=PA43}}
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