Op-amp symbol and connections
Op-amp symbol and connections

An operational amplifier, or op-amp, is treated as a black box in A-level Physics. We focus on how the voltages at its two inputs control the single output.
Op-amp symbol and connections
Op-amp symbol and connections

An operational amplifier, or op-amp, is treated as a black box in A-level Physics. We focus on how the voltages at its two inputs control the single output.