- utility frequency
- <tele> ■ Arbeitsfrequenz f
English-german technical dictionary. 2013.
English-german technical dictionary. 2013.
Utility frequency — The waveform of 230 volt, 50 Hz compared with 110 V, 60 Hz. The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the frequency at which alternating current (ac, also AC) is transmitted from a… … Wikipedia
Frequency (disambiguation) — Frequency refers to how often an event occurs within a period of time.It may also refer to: General * Audio frequency, a periodic vibration whose frequency is audible to the average human. * Statistical frequency, the number of times an event… … Wikipedia
Frequency — The number of cycles which an alternating current moves through in each second. Standard electric utility frequency in the United States is 60 cycles per second, or 60 Hertz. California Energy Comission. Dictionary of Energy Terms … Energy terms
Utility station — The term utility station is used to describe fixed radio broadcasters disseminating signals that are not intended for reception by the general public (but such members are not actively prohibited from receiving). Utility stations, as the name… … Wikipedia
Utility Radio — The Utility Radio was an all mains 4 valve domestic superhet radio receiver, manufactured in Great Britain during the 1939 45 World War.When war broke out in 1939 all the British radio manufacturers switched to producing a wide range of military… … Wikipedia
Utility-interactive inverter — An inverter that can function only when tied to the utility grid, and uses the prevailing line voltage frequency on the utility line as a control parameter to ensure that the PV system s output is fully synchronized with the utility power.… … Energy terms
Variable-frequency drive — A variable frequency drive (VFD) is a system for controlling the rotational speed of an alternating current (AC) electric motor by controlling the frequency of the electrical power supplied to the motor.cite book | first=Sylvester J. |… … Wikipedia
Multiple frequency-shift keying — Passband modulation v · d · e Analog modulation AM · … Wikipedia
Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… … Wikipedia
High frequency — (HF) radio frequencies are between 3 and 30 MHz. Also known as the decameter band or decameter wave as the wavelengths range from one to ten decameters (ten to one hundred metres). Frequencies immediately below HF are denoted Medium frequency… … Wikipedia
Solar inverter — Internal view of a solar inverter. A solar inverter or PV inverter is a critical component in a Photovoltaic system. It performs the conversion of the variable DC output of the Photovoltaic (PV) modules into a utility frequency AC current that… … Wikipedia