ネガティブフィードバック機構
id=_Bw_-ZyGL6YC&q=%22the+percentage+change+in%22,+%22is+smaller+than+the+percentage+change+in%22,+%22by+an+amount+of+feedback+factor%22&pg=PA194
↑ Marc T Thompson, p. 309
↑ Thomas H Lee (2004). The Design of CMOS Radio Frequency Circuits (2nd ed.). Cambridge University Press. p. 447. ISBN 9780521835398. https://books.google.com/books?id=io1hL48OqBsC&q=%22of+a+feedback+system%22+%22is+often+called%22&pg=PA447
↑ Norbert A Malik (1995). “Improvement Factor”. Electronic Circuits: Analysis simulation and design. Prentice Hall. p. 671. ISBN 9780023749100. https://books.google.com/books?id=7AJTAAAAMAAJ&q=improvement+factor
↑ Santiram Kal (14 January 2009). “§6.3.2 Noise Reduction”. Basic Electronics: Devices, Circuits and IT fundamentals.