Telephone, as in land lines. Cellular phones use electromagnetic radiation.
A telephone is an instrument that sends voices using electricity. Sound waves are converted into electrical signals, transmitted through wires or wireless networks, and then converted back into sound at the receiving end, allowing people to communicate over long distances in real time.
An instrument like handbell but used in electricity and stereo.
Electricity used to send or socialize with other technology users.
Ammeter
the first method used to send messages by electricity.
An electricity meter, also known as a watt-hour meter or electric meter, is the instrument used to measure how much electricity is consumed by a building or appliance. The meter typically records the amount of energy used in kilowatt-hours.
an amplifier
transistor
to send power through them so that electricity can get to your home
An electroscope is the instrument used to detect static charge. It consists of a metal-leaf or needle that responds to the presence of electric charge by diverging from its equilibrium position.
If this question is asking about the box supplied by your utility company which counts the kilowatt.hours you used, so they can send you a bill for electricity, it is called an electricity meter. If you are asking about the name of the standard unit used to measure a quantity of electricity used, it is called the kilowatt.hour (or k.Wh for short.)
no, not by itself. Although, it does use electricity which is used to send a current through the copper ring creating a magnetic field.