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Device that measures electric power
The wattmeter is an instrument for measuring the electric active power (or the average of the rate of flow of electrical energy) in watts of any given
Wattmeter
Test used in electrical engineering
the circuit. The secondary of the transformer is left open-circuited. A wattmeter is connected to the primary. An ammeter is connected in series with the
Open-circuit_test
Device to measure magnetic properties
1 N[clarification needed] (see photo). The power losses are measured by means of a wattmeter method in which the primary current and secondary voltage are used. During
Epstein_frame
SI derived unit of power
Watt Initiative Power factor Solar constant Wattage conversion factors Wattmeter The energy in climbing the stairs is given by mgh. Setting m = 100 kg
Watt
Ratio of active power to apparent power
P_{a}=I_{rms}V_{rms}} where P {\displaystyle P} is the real power measured by an ideal wattmeter, I r m s {\displaystyle I_{rms}} is the rms current measured by an ideal
Power_factor
Electricity usage monitor
capacitors which discharged too slowly with the original design. Most plug-in wattmeters are not useful for measuring standby power, also called vampire power
Kill_A_Watt
Hungarian electrical engineer (1860-1939)
Bláthy's Wattmeter (1889)
Ottó_Bláthy
Electrical test
where the low-voltage (LV) side (or the secondary) is short-circuited. A wattmeter is connected to the primary side. An ammeter is connected in series with
Short-circuit_test
Device that measures electric current
alternating and direct current and also indicates true RMS for AC. See wattmeter for an alternative use for this instrument. Moving iron ammeters use a
Ammeter
American public transportation and defense corporation
both engineering and precision. Its first product was a calorimetric wattmeter, a device used for measuring microwave output. It became a publicly-traded
Cubic_Corporation
Measure used in radio engineering and telecommunications
A directional wattmeter using a rotatable directional coupler element.
Standing_wave_ratio
Topics referred to by the same term
(electrical power supplied to a residence, business or machine over time) Wattmeter measures the electrical power circulating in any electric circuit Microwave
Power_meter
Devices that measure magnetic field strength using the Hall effect
possible to determine the power dissipated by a device, to implement a wattmeter. Hall effect devices used in motion sensing and motion limit switches
Hall_effect_sensor
Bird's product portfolio includes RF power sensors, RF power meters, wattmeters, vector network analyzers, spectrum analyzers, antenna and cable testers
Bird_Technologies
List of measuring devices
Tests transistors Tube tester Tests vacuum tubes (triode, tetrode etc.) Wattmeter Measures power in a circuit Vectorscope Displays the phase of the colors
List of electrical and electronic measuring equipment
List_of_electrical_and_electronic_measuring_equipment
Standard for remote reading of utility meters
process control OpenHAN Smart meter Utility submeter Virtual power plant Wattmeter m-bus.com – Physical layer "6 – Application Layer – M-Bus". "5 – Data
Meter-Bus
Device for measuring a physical quantity
Wheatstone bridge Capacitance meter Inductance meter Electricity meter Wattmeter Field mill See also the relevant section in the article about the magnetic
List_of_measuring_instruments
film Otto Blathy (1860–1939), Hungary – co-inventor of the transformer, wattmeter, alternating current (AC) and turbogenerator John Blenkinsop (1783–1831)
List_of_inventors
modern transformer in 1885. Ottó Bláthy invented the turbogenerator and wattmeter. Kálmán Kandó invented the three-phase alternating current electric locomotive
Science and technology in Hungary
Science_and_technology_in_Hungary
Process of changing something to use electricity
AC motor by expanding upon the induction-repulsion principle and his wattmeter. It was in the 1880s that the technology was commercially developed for
Electrification
Mathematics and basic principles of three-phase electric power
power with the 2-wattmeter method". Archived from the original (PDF) on 2020-07-03. Retrieved 2014-02-04. "THE TWO-METER WATTMETER METHOD" (PDF). Archived
Mathematics of three-phase electric power
Mathematics_of_three-phase_electric_power
Overview of and topical guide to electronics
analyzer Signal generator Spectrum analyzer Transistor tester Tube tester Wattmeter Vectorscope Video signal generator Voltmeter VU meter Flash memory Hard
Outline_of_electronics
Device used to measure electricity use
measurementWiley-IEEE, 2001 ISBN 0-471-39484-X, page 875 "Shallenberger Integrating Wattmeter". watthourmeters.com. Archived from the original on 2008-06-25. Retrieved
Electricity_meter
Consumption of energy by electrical devices while switched off or in standby mode
most home applications, wattmeters give a good indication of energy used and some indication of standby consumption. A wattmeter is used to measure electrical
Standby_power
Transformer used to scale alternating current, used as sensor for AC power
immaterial as ammeters only display the magnitude of the current. However, in wattmeters, energy meters, and power factor, phase shift produces errors. For power
Current_transformer
German researcher of electrical engineering
sold by his General Electric Company from 1888. He also invented another Wattmeter, the eponymous 'Aronschaltung' . This is a circuit for measuring total
Hermann_Aron
Decade
England, United Kingdom of Great Britain and Ireland creates a motor-driven Wattmeter. 1889: Mikhail Dolivo-Dobrovolsky of Gatchina, Russian Empire created
1880s
Engineer (1862–1919)
current technology, inventing the phase meter in 1892 and the ferrodynamic wattmeter in 1909. He published papers and gave numerous lectures. From 1903 to
Mikhail_Dolivo-Dobrovolsky
Topics referred to by the same term
allow the passage ions or electrons that have a given specific energy Wattmeter, an instrument which measures the electrical power circulating in any
Energy_analyser
American radio equipment manufacturer
University. 31 March 2014. Retrieved 19 May 2016. "MFJ HF and VHF Peak Reading Wattmeters". QST. June 2006. p. 34. Karl T. Thurber, Jr (July 2006). "MFJ BiasTee
MFJ_Enterprises
Electrical measuring device
Home automation Kill A Watt Nonintrusive load monitoring Smart meter Wattmeter "Energy monitors". Centre for Sustainable Energy. Retrieved 2025-01-30
Home_energy_monitor
Electric motor driven by an AC electrical input
AC motor by expanding upon the induction-repulsion principle and his wattmeter. In 1887, American inventor Charles Schenk Bradley was the first to patent
AC_motor
Measurement device for radio equipment
Grebenkemper, John, KI6WX (1997). "The Tandem match – An accurate directional wattmeter". Handbook for Amateur Radio (PDF). The American Radio Relay League, Inc
SWR_meter
ohms at the transmitter output. Commonly an SWR meter and/or directional wattmeter are used to check the extent of the match between the aerial system and
Radio_transmitter_design
Wind turbines of 500 W to 10 kW power
short as possible to avoid power losses, typically with a shunted digital wattmeter in between for monitoring. The batteries are then connected to a power
Small_wind_turbine
American audio equipment company
controller, and an external DAC. Unique features such as the Fast Responding Wattmeter and the patented Power Guard circuitry set their amplifiers apart from
McIntosh_Laboratory
Frequencies used by electrical components
division to 100 Hz (32,768×100 Hz, or 215×100 Hz) and to 50 Hz, used in e.g. wattmeters and DC-AC converters 3.560 Amateur Radio A common QRP frequency (80-meter
Crystal oscillator frequencies
Crystal_oscillator_frequencies
William Edward Ayrton, co-developer of the first spiral-spring ammeter, wattmeter and electric tricycle Ronald Hugh Barker, physicist, mathematician and
List of people associated with University College London
List_of_people_associated_with_University_College_London
List of definitions of terms and concepts used in electrical engineering and electronics
generator and motor. watt The SI unit of power, work done per unit time. wattmeter An instrument that measures electrical power. waveguide A tubular structure
Glossary of electrical and electronics engineering
Glossary_of_electrical_and_electronics_engineering
American radio manufacturer
P3 displays panadapter data on a large screen, and the W2 HF/VHF/UHF wattmeter are sometimes considered part of the K-Line. Elecraft has also introduced
Elecraft
American chemist
and wattmeter. In 1888 he formed the Weston Electrical Instrument Corporation which would become famous for its voltmeters, ammeters, wattmeters, ohmmeters
Edward_Weston_(chemist)
International standard
Flow meter P PG PGG Dimension indicator P PG PGH Energy meter P PG PGJ Wattmeter P PG PGK Clock P PG PGL Level indicator P PG PGM Humidity indicator P
IEC_81346
Electrical manufacturer in Budapest, Hungary
meter by the end of the year. These were the first alternating-current wattmeters, known by the name of Bláthy-meters. Beyond the production of heavy machinery
Ganz_Works
British physicist (1847–1908)
electrical measuring instruments, including the spiral-spring ammeter, and the wattmeter. They also worked on railway electrification, produced a dynamometer and
William_Edward_Ayrton
Device for AC electrical power systems
magnetic fields to rotate a pointer. In most types, unlike voltmeters and wattmeters, there is no restoring spring torque for the magnetically produced torques
Synchroscope
Special-purpose analog computers
of direct-operated indicating instruments (voltmeters, ammeters, and wattmeters). To ensure that the instruments negligibly loaded the model system, the
Network_analyzer_(AC_power)
American electrical engineer and inventor (1860–1898)
soon followed by his far simpler (and more reliable) Thomson Recording Wattmeter. Shallenberger's simple AC motor (as it was later identified by Nikola
Oliver_B._Shallenberger
Voltmeters, Wattmeters, Frequency and Power-Factor Meters BS 90 Specification for Recording (Graphic) Ammeters, Voltmeters and Wattmeters BS 91 Specification
List_of_British_Standards
Voltmeter Volumetric flow rate War of the currents Ward Leonard control Watt Wattmeter Waveguide (electromagnetism) Waveguide Weber Welding Wet transformer Whitaker
Index of electrical engineering articles
Index_of_electrical_engineering_articles
WATTMETER
WATTMETER
WATTMETER
WATTMETER
Surname or Lastname
English
English : habitational name from a place in Lancashire named Beesley, perhaps from Old English bēos ‘bent grass’ + lēah ‘woodland clearing’.
Male
Hebrew
(עֵלִי) Hebrew name ELIY means "ascending." In the bible, this is the name of a high priest and last of the Judges in the days of Samuel.
Boy/Male
Australian, British, English, Polish
Will Desire; Helmet Protection
Boy/Male
African, German, Hindu, Indian, Japanese
Wise; Blessing; Power
Boy/Male
Hindu
Ascending
Boy/Male
Bengali, Hindu, Indian
Lord Ganesh
Boy/Male
English
Lives at the Cave Slope
Boy/Male
Arabic Muslim
Girl/Female
American, Australian, British, Danish, English, German, Indian, Latin
Hazelnut; Evelyn; Life; Desired; Bird
Girl/Female
English
Modern lark.
WATTMETER
WATTMETER
WATTMETER
WATTMETER
WATTMETER
n.
An instrument for measuring power in watts, -- much used in measuring the energy of an electric current.