Sending a signal from one location to another, usually involving some distance, is the job of a ----

The function of sending a signal from one location to another is primarily performed by a transmitter. Transmitters are designed to convert information into a signal that can then be transmitted over various media, which may include wires, fiber optics, or even through the air as radio waves. They play a crucial role in the communication process by ensuring that data, which could be in the form of audio, video, or control signals, is effectively sent from its point of origin to a receiving point.

In instrumentation, transmitters often convert physical parameters like temperature, pressure, or flow into a standardized signal, such as an analog voltage or current, which can then be easily communicated to other devices such as receivers or controllers. The key aspect of the job of a transmitter is its ability to handle this conversion and transmission over distances, enabling remote monitoring and control of processes and systems.