You searched for: “voltage amplification
voltage amplification (s) (noun), voltage amplifications (pl)
The increasing of an input-signal voltage to produce a higher output-signal voltage: "The ratio of the magnitude of the voltage amplification across a specified load impedance to the magnitude of the input voltage of the amplifier or other transducer feeding that load is often expressed in decibels by multiplying the common logarithm of the ratio by 20."
This entry is located in the following units: ampli-, ampl- (page 2) volt + (page 4)