An integrated circuit op-amp is an astonishingly versatile ... amplifier (labelled “Stabilizing amplifier” in our diagram) in the path to its non-inverting input. This becomes a two-path ...

Are your jellybeans getting stale? [lcamtuf] thinks so, and his guide to choosing op-amps makes a good case for rethinking what parts you should keep in stock. For readers of a certain vintage ...