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ECE3400 Lecture 28: One-BJT Current Sources & Jensen 990 Op Amp Analysis (Analog Electronics)



Published
Reference: https://leachlegacy.ece.gatech.edu/ece3050/notes/ISources/isources.pdf

Support this channel via a special purpose donation to the Georgia Tech Foundation (GTF210000920), earmarked for my work: https://youtu.be/VBu-LST1p9c

Jensen 990 Op Amp Datasheet (John Hardy): http://www.johnhardyco.com/pdf/990.pdf

Jensen 990 JAES paper: https://www.technicalaudio.com/pdf/Jensen_Transformers/Jensen_OpAmps_990_and_related/Jensen_JE-990_opamp_JAES_reprint_1980.pdf

Jensen 990 patent: https://patents.google.com/patent/US4287479A/en

0:00 -- Introduction
0:43 -- Resistor divider biasing
3:06 -- Output impedance
5:08 -- Zener biasing
5:55 -- Regular diode biasing
6:43 -- Current mirrors
7:29 -- Jensen 990 op amp
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