327 / | HD | MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS |
100 | DF | SIGNAL CONVERTING, SHAPING, OR GENERATING {29} |
141 | DF | .~ Synchronizing {7} |
142 | DF | .~.~ Reset (e.g., initializing, starting, stopping, etc.) {1} |
143 | .~.~.~ Responsive to power supply |