The spelling of the word "televoltmeter" can be broken down into its component parts: "tele-" meaning "distant" or "remote," "volta" referring to electric potential, and "meter" indicating a device used for measuring. The correct pronunciation is [tɛlɪˌvoʊltˈmɛtɚ], with emphasis placed on the second syllable. This word is not commonly used in everyday language, but it refers to a device that measures voltage remotely, often for monitoring electrical power grids or other large-scale systems.
A televoltmeter is a specialized electronic device used for measuring and displaying the electrical voltage of a circuit, typically through the aid of a television screen or monitor. It consists of a voltmeter, which is an instrument used for measuring electrical potential difference, in combination with a television system.
The televoltmeter operates by applying the desired input voltage to the measuring instrument, which converts it into a corresponding displayable signal. This signal is then fed into a television system, wherein it is further processed and displayed on the screen. This setup enables the user to visualize the measured voltage in a convenient and easily readable format.
The televoltmeter generally offers several options for displaying and interpreting the voltage readings. It may feature different scales, allowing for the selection of the appropriate range to suit the magnitude of the voltage being measured. Some televoltmeters can display the voltage as a numerical value, while others may convert it into a graphical representation, such as a waveform or bar graph.
The televoltmeter finds applications in various fields, including electronics, telecommunications, and electrical engineering. It is particularly useful in situations where real-time monitoring of voltages is essential, as it provides a quick and easily interpreted feedback on the electrical characteristics of a circuit.
The etymology of the word "televoltmeter" can be broken down as follows:
1. Tele-: The prefix "tele-" comes from the Greek word "tēle" which means "far off" or "at a distance". In English, it is commonly used in words related to communication or distance, indicating a connection or operation over a distance, often through electronic means.
2. Volt-: The term "volt" is derived from the name of Italian physicist Alessandro Volta, who invented the voltaic pile, the first true chemical battery. The unit of electric potential difference, the volt, was named in his honor.
3. -meter: The suffix "-meter" is derived from the Greek word "metron" which means "measure" or "measurement". It is commonly used to indicate an instrument or device used for measuring a particular quantity.