54 examples of switchboard in sentences

The brain is the center where such transformations are made, being a sort of central switchboard which permits the sense-organs to come into communication with muscles.

As the door swung to behind her she gave a little quick breath of delight, for she had caught sight of a uniformed figure standing by the switchboard.

She heard him saying to the girl at the switchboard: "Tell Mr. Hoff, young Mr. Hoff, that Lieutenant Kramer is here.

Then all the telephone wires of a certain district converge at a central station, and each pair of wires is connected with its own particular switch at the switchboard of the station.

That is simple enough; but when you come to consider that every subscriber must be so connected that he can be put into communication with every other subscriber, not only in his own section but also with every subscriber throughout the city, it will be seen that the switchboard at central is as marvellous as it is complicated.

They listen to lectures and work out the instructions given them at a practice switchboard that is exactly like the service switchboard, except that the wires do not go outside of the building, but connect with the instructor's desk; the instructor calls up the pupils and sends messages in just the same way that the subscribers call "central" in the regular service.

They listen to lectures and work out the instructions given them at a practice switchboard that is exactly like the service switchboard, except that the wires do not go outside of the building, but connect with the instructor's desk; the instructor calls up the pupils and sends messages in just the same way that the subscribers call "central" in the regular service.

When you take your receiver off the hook a tiny electric bulb glows opposite the brass-lined hole that is marked with your number on the switchboard of your central, and the telephone girl knows that you are ready to send in a callthe flash of the little light is a signal to her that you want to be connected with some other subscriber.

[Illustration: "CENTRAL" MAKING CONNECTIONS The front of a small section of a central-station switchboard.

[Illustration: THE BACK OF A TELEPHONE SWITCHBOARD A section of one of several central station switchboards necessary to carry the telephone traffic of a great city.

Below the switchboard is a broad shelf in which are set the miniature lamps and from which project the brass plugs in rows.

This is indicated on the switchboard by a line of red or white drawn under the three switch-holes, so that central, finding one line busy, may be able to make connection with one of the other two, the line underneath showing at a glance which numbers belong to that particular subscriber.

The operators sit before the switchboard in high swivel chairs in a long row, with their backs to the centre of the room.

Business propositions, political deals, scientific talks, and words of comfort to the troubled, cross and recross each other over the black switchboard.

This shows a small section of a complicated telephone switchboard.

In the engine room are two one hundred and thirty-five horse-power engines, directly connected with dynamos having a capacity of twenty-five hundred lights, which are controlled by a switchboard in this room.

And yet if salesmanship really were a science, Mitchell reasoned, there must be some way in which even a switchboard operator could profit by acquiring it.

And the hotel is run at a loss, and the proprietor discharged me and the other girl, and the bellboys are tending the switchboard.

Above this switchboard is a brief instruction: one switch warms the floor, which is not carpeted, but covered by a substance like soft oilcloth; one warms the mattress (which is of metal with resistance coils threaded to and fro in it); and the others warm the wall in various degrees, each directing current through a separate system of resistances.

[Illustration: THE FIRST TELEPHONE SWITCHBOARD USED IN NEW HAVEN, CONN, FOR EIGHT SUBSCRIBERS]

As Mr. Carty himself puts it: The little switchboards of that day were a good deal like the automobiles of some years agoone was likely to spend more time under the switchboard than, sitting at it!

Scribner devoted himself almost exclusively to switchboards and came to be known as the father of the modern switchboard.

At this time there was no practical telephone transmitter, no hard-drawn copper wire, no transposed and balanced metallic circuits, no multiple telephone switchboard, or telephone switchboard of any kind, no telephone cable that would work satisfactorily; in fact, there were none of the multitude of parts which now constitute the telephone system.

They have created a new art, inventing, developing, and perfecting, making improvements great and small in telephone, transmitter, line, cable, switchboard, and every other piece of apparatus and plant required for the transmission of speech.

Carty, J.J., youth, 232; enters telephone field, 234; Carty and the switchboard, 235, 242; uses metallic circuit, 238; in New York City, 241; invents bridging bell, 243; chief engineer, 244; extends long-distance telephone, 246; seeks wireless telephone, 253; talks across continent by wireless, 257.

54 examples of  switchboard  in sentences