"transmitter" is a correct and usable word in written English.
You can use it when referring to a device that sends out radio or electrical signals. For example: "The radio transmitter allows us to communicate over long distances."
He had taken it on to remote moorland to hunt for Bowland Betty in the area where he had received the last reliable fix from her transmitter.
All of which made reaching the radio transmitter at the top of the climb on Saturday particularly satisfying.
At this point an air-launched missile, which homes in on the radar transmitter, can be dispatched to destroy it.
Such a device could be used to hide submarines.Sonar, the technique employed to detect subs, uses a transmitter to emit a pulse of sound usually a distinctive "ping"—and a receiver to listen for its reflection.
Another way it can be done is for the subject to swallow a "thermometer pill", a small capsule that contains a temperature sensor and a transmitter to relay the reading to an external receiver as it passes through the digestive tract.
Grouped loosely under the heading "the knowledge society" and sometimes "the knowledge economy", they portray the university not just as a creator of knowledge, a trainer of young minds and a transmitter of culture, but also as a major agent of economic growth: the knowledge factory, as it were, at the centre of the knowledge economy.
It is already possible to power small electronic devices, such as wireless sensors installed in buildings and industrial machinery, using a dedicated microwave transmitter nearby.
With their receiver tuned specifically to pick up signals from this one megawatt transmitter, they were able to generate 60 microwatts of power.
This technique uses the energy in radio waves, broadcast from a transmitter and harnessed by an antenna, to generate electricity.
During one of the first public demonstrations of the "Bell Solar Battery" the device powered a small radio transmitter, carrying both speech and music.Since then, the basic structure of a solar cell has changed little.
The lead sentence, "The radio is 100 years old this year and the microprocessor just under 50," misunderstands fundamental inventions in voice communications and digital technology.Marconi's wireless invention 110 years ago was a spark transmitter for telegraphy.
