Op amps. Often the first thing that many learn ... since it’s very apparent that he has an enviable stash of gear lying around. A 600V rail to rail supply is not something to be taken lightly ...

[lcamtuf] thinks so, and his guide to choosing op-amps makes a good case for rethinking ... favored thanks to its lower single-supply voltage range, rail-to-rail input and output, and decent ...