Pronunciation: (trans"kun-duk'tuns), [key]
1. the ratio of a small change in anode current of an electron tube at a certain level of output to the corresponding small change of control-electrode voltage, usually expressed in mhos or micromhos.
2. (loosely) the amplification factor of a tube divided by its anode resistance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.