2019.01.05 follow up . . .

. . .

6.1 ) -- basic , simple -- Op-Amp v. NPN input stage (using macro-/"net-list" -model)

6.2 ) -- basic , simple -- Op-Amp v. NPN input stage (using component level model)

6.3 ) -- basic , simple -- Op-Amp v. NPN input stage (using component level model)

( ↓the mod↓ incase the ↑prev. v.↑ don't want to start up "simultaneously" )

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[Eop]