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http://www.learnabout-electronics.org/bipolar_junction_transistors_05.php

http://www.learnabout-electronics.org/bipolar_junction_transistors_04.php

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http://whites.sdsmt.edu/classes/ee320/notes/320Lecture11.pdf

http://www.google.com/url?sa=t&rct=j&q=BJT+transistor&source=web&cd=31&cad=rja&ved=0CEYQFjAAOB4&url=http%3A%2F%2Fmaterial.eng.usm.my%2Fstafhome%2Fsabar%2FEBB424E%2FChapter%25201-Bipolar%2520junction%2520transistor%2520(BJT).ppt&ei=bHMvULDeIcyL4gSytIGoAQ&usg=AFQjCNHwIAWtqDSs5TflrUDDElPUDCZULQ

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http://www.zen22142.zen.co.uk/Design/bjtbias.htm

http://jcatsc.com/media/ee348/LectureAids/LA07_BJTBiasCircuits.pdf

http://acpce.org/httpdocs/StudyMaterial-SE/bjt-basics-1.ppt

http://doctord.dyndns.org/courses/Textbooks/Robbins-Miller/Chapter28.ppt

http://www.ohio.edu/people/starzykj/network/Class/EE314/Slides/Lecture12%20BJT%20Transistor%20Circuits.ppt

http://www.csie.nuk.edu.tw/~stpan/course/96_digital_electronics_Lecture1_Fundmental%20electronics(BJT_CMOS).ppt

http://www.seas.upenn.edu/~ese319/Lecture_Notes/Lec_5_BJTBias2_09.pdf

http://people.exeter.ac.uk/mmaziz/ecm1106/ecm1106_n3.pdf

http://en.wikipedia.org/wiki/Bipolar_transistor_biasing

http://www-ferp.ucsd.edu/najmabadi/CLASS/ECE60L/03-W/NOTES/BJT2.pdf

http://elearning.vtu.ac.in/Programme%209/mssujatha,%20pesit%20class%20updated%20notes.pdf

http://www.ece.tufts.edu/ee/160/DOCS/Lab2.pdf

http://www.ntms.org/files/Bipolar_Transistor_Biasing.pdf