Part 2 shows the impact of adding the tee to the op-amp loop gain plot. Mapping that back to the design algebra then reveals the impact the tee has on output noise. The tee network algebra of Part 1 ...
As an engineer at Bell Laboratories, Harry Nyquist did important work on thermal noise (“Johnson–Nyquist noise”), the stability of feedback amplifiers, telegraphy, facsimile, television, and other ...