English: A fluid analogy of the inverting summer (voltage <–> pressure, current <–> flow, resistance <–> constriction). The auxiliary pump compensates for the pressure loss in the taper just as the operational amplifier compensates for the voltage drop across the resistor R in the inverting summer circuit.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.