; or may also contain sequential elements , where the present state depends on the present state and past states; in that sense, sequential circuits are said to include "memory" of past states. an important class of sequential circuits are state machines . switching circuit theory is applicable to the...
in radar units as a frequency mixer element in microwave radar receivers. a parallel project on germanium diodes at purdue university succeeded in producing the good-quality germanium semiconducting crystals that were used at bell labs. [ ] early tube-based circuits did not switch fast enough for this...
such ignorant folk to follow him in everything. mrs drummond told me he is wonderful for the rapidity with which he thinks and his power of invention; he invents so many things that he cannot put half his ideas into execution, but leaves them to be picked up and used by others, who get the credit of...
products suppliers sourcing requests products hot products : china contactor contact block china relay auto relay power system protection relay electromagnetic relay vacuum contactor thermal overload relay auxiliary contactor automotive relay power relay motor starter relay switch electronic relay electrical...