Consumer Electronics

Fill in the Blanks

1. A switching system enables any terminal to pass information to any other terminal as __________________ by the calling customer.
2. So far as telephone networks are concerned, it is more economical to perform all switching functions at __________________.
3. The whole of the telephone network has to be designed to strict __________________ parameters so that any subscriber on any exchange can converse satisfactorily with all other subscribers anywhere in the world.
4. The wiper rotates in one plane only, so this type of electromechanical switch is called a __________________
5. In a two-motion selector, the wiper first moves __________________ to the appropriate level, and then rotates __________________ to a particular contact on that ...