327 / | HD | MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS |
365 | DF | GATING (I.E., SWITCHING INPUT TO OUTPUT) {12} |
403 | .~ Parallel controlled paths {3} | |
404 | DF | .~.~> Field-effect transistor |
405 | DF | .~.~> Bipolar transistor |
406 | DF | .~.~> Electron tube |