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Measuring frequency principle

Measuring frequency principle, Total:324 items.

In the international standard classification, Measuring frequency principle involves: Integrated circuits. Microelectronics, Telecommunications in general, Fluid power systems, Acoustics and acoustic measurements, Metalliferous minerals, AIRCRAFT AND SPACE VEHICLE ENGINEERING, Electricity. Magnetism. Electrical and magnetic measurements, Metrology and measurement in general, Measurement of time, velocity, acceleration, angular velocity, Special measuring equipment for use in telecommunications, Fibre optic communications, Photography, Aircraft and space vehicles in general, Audio, video and audiovisual engineering, Linear and angular measurements, Medical equipment, Optoelectronics. Laser equipment, Crude petroleum, Components for electrical equipment, Rotating machinery, Radiocommunications, Optics and optical measurements, Electronic tubes, Vocabularies, Construction materials, Electronic display devices, Semiconductor devices, Radiation protection, Tobacco, tobacco products and related equipment, Telecontrol. Telemetering, Telecommunication systems, Radiation measurements, Components and accessories for telecommunications equipment, Soil quality. Pedology, Environmental testing, Magnetic materials, Transformers. Reactors, Bearings, Astronomy. Geodesy. Geography, Applications of information technology, Electromagnetic compatibility (EMC), Internal combustion engines for road vehicles, Earthworks. Excavations. Foundation construction. Underground works, Air quality.


General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Measuring frequency principle

  • GB/T 14114-1993 General principles of measuring methods of V/F and F/V converters for semiconductor integrated circuits
  • GB/T 12499-1990 Measuring methods for rubidium frequency standards
  • GB/T 15541-1995 Methods of measurement for transmitting frequency
  • GB/T 6800-1986 General principles of measuring methods of audio power amplifiers for semiconductor audio integrated circuits
  • GB 3240-1982 Frequently used frequencies in acoustic measurements
  • GB/T 3240-1982 Preferred frequencies for the acoustical measurement
  • GB/T 12498-2012 Generic specification of rubidium frequency standard
  • GB/T 7966-1987 Acoustics--Ultrasonic power measurement in the frequency range 0.5~10MHz
  • GB/T 43736-2024 Optical frequency comb performance parameter testing method in precision optical frequency measurement
  • GB 12498-1990 Rubidium Atomic Frequency Standard General Specifications
  • GB/T 12498-1990 Generic specification of rubidium frequency standards
  • GB/T 25104-2010 Crude oil-automatic determination of water-RF method
  • GB/T 6446-1986 Frequency weighting for the measurement of aircraft noise (D-weighting)
  • GB/T 6587.8-1986 Line frequency and voltage tests for electronic measuring instruments
  • GB/T 17626.28-2006 Electromagnetic compatibility Testing and measurement techniques Variation of power frequency, immunity test
  • GB/T 19610-2004 Cigarettes-Determination of ventilation-Definitions and measurement principles
  • GB 11299.9-1989 Satellite Communication Earth Station Radio Equipment Measurement Methods Part 2 Subsystem Measurements Section 7 Frequency Modulator Section 8 Frequency Demodulator
  • GB/T 11299.9-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 2: Measurements for sub-systems--Section Seven-Frequency modulators--Section Eight-Frequency demodulators

Association Francaise de Normalisation, Measuring frequency principle

  • NF ISO 9512:2019 Cigarettes - Determination of ventilation rate - Definitions and measurement principles
  • NF C93-846-13*NF EN IEC 62129-3:2019 Calibration of wavelength/optical frequency measurement instruments - Part 3 : optical frequency meters internally referenced to a frequency comb
  • NF C92-505:2005 Methods of measurement for the power consumption of audio, video and related equipment.
  • NF C92-505:2014 Methods of measurement for the power consumption of audio, video and related equipment
  • NF EN 61947-2:2004 Electronic projection - Measuring and documenting key performance criteria - Part 2: variable resolution projectors
  • FD X07-014:2006 Metrology - Optimisation of measuring equipment calibration frequencies (metrological confirmation)
  • NF V37-025*NF ISO 9512:2019 Cigarettes - Determination of ventilation - Definitions and measurement principles
  • NF C93-650*NF EN 62431:2014 Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - measurement methods
  • NF EN 60076-18:2012 Power transformers - Part 18: measurement of frequency response
  • NF X31-504:1995 Soil quality - Method for measuring equivalent horizontal hydraulic conductivity and in situ drainage porosity - Guyon method.
  • NF C94-566:1998 Measurement of exposure to radio-frequency electromagnetic fields. Field strength in the frequency range 100 kHz to 1 GHz.
  • NF C97-909:1997 Ultrasonics. Physiotherapy systems. Performance requirements and methods of measurement in the frequency range 0,5 MHz to 5 MHz.
  • NF C97-909:2008 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 0,5 MHz to 5 MHz.
  • NF EN 14049:2004 Water supply intensity - Calculation principles and measurement methods

Spanish Association for Standardization (UNE), Measuring frequency principle

  • UNE 20833:1997 MEASUREMENT OF POWER-FRECUENCY ELECTRIC FIELDS.
  • UNE-EN IEC 62129-3:2019 Calibration of wavelength/optical frequency measurement instruments - Part 3:Optical frequency meters internally referenced to a frequency comb (Endorsed by Asociación Espa?ola de Normalización in September of 2019.)
  • IEEE C57.12.200-2022 IEEE Guide for the Dielectric Frequency Response Measurement of Bushings
  • UNE-EN 61161/A1:1999 ULTRASONIC POWER MEASUREMENT IN LIQUIDS IN THE FREQUENCY RANGE 0,5 MHZ TO 25 MHZ
  • UNE-EN 61161:1996 ULTRASONIC POWER MEASUREMENT IN LIQUIDS IN THE FREQUENCY RANGE 0,5 MHZ TO 25 MHZ.
  • UNE-EN 62431:2008 Measurement methods for reflectivity of electromagnetic wave absorbers in millimetre wave frequency (Endorsed by AENOR in March of 2009.)
  • UNE 20-651 Pt.1-1984 Measurement methods used in radio transmitters. General conditions for measurement, frequency, output power and power consumption
  • UNE 20527-2:1971 CHARACTERISTIC IMPEDANCES AND MEASURES OF RADIOELECTRIC FREQUENCIES CABLES
  • UNE-EN 60107-1:1997 METHODS OF MEASUREMENT ON RECEIVERS FOR TELEVISION BROADCAST TRANSMMISION. PART 1: GENERAL CONSIDERATIONS. MEASUREMENTS ON DISPLAYS AT RADIO AND VIDEO FREQUENCIES. (Endorsed by AENOR in June of 1998.)
  • UNE-EN IEC 63009:2019 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 20 kHz to 500 kHz (Endorsed by Asociación Espa?ola de Normalización in November of 2019.)
  • UNE-EN 60076-18:2013 Power transformers - Part 18: Measurement of frequency response

HU-MSZT, Measuring frequency principle

International Organization for Standardization (ISO), Measuring frequency principle

  • ISO 9110-1:2020 Hydraulic fluid power — Measurement techniques — Part 1: General measurement principles
  • ISO 266:1975 Acoustics; Preferred frequencies for measurements
  • ISO 23131:2021 Ellipsometry — Principles
  • ISO 5109:2023 Evaluation method for the resonance frequency of the multi-copter UA (unmanned aircraft) by measurement of rotor and body frequencies
  • ISO/TS 19567-1:2016 Photography - Digital cameras - Texture reproduction measurements - Part 1: Frequency characteristics measurements using cyclic pattern
  • ISO 7196:1995 Acoustics - Frequency-weighting characteristic for infrasound measurements
  • ISO 9512:2019 Cigarettes — Determination of ventilation — Definitions and measurement principles

CH-SNV, Measuring frequency principle

  • SNV 41205-1954 Discharge lamp and power coefficient and high frequency impedance principle

National Metrological Verification Regulations of the People's Republic of China, Measuring frequency principle

  • JJG 1004-2005 Hydrogen Atomic Frequency Standards
  • JJG 292-2009 Verification Regulation of Rubidium Atomic Frequency Standards
  • JJG 492-2009 Verification Regulation of Cesium Atomic Frequency Standards
  • JJG 292-1996 Verification Regulation of Rubidium Gas Cell Frequency Standards
  • JJG 492-1987 Verification Regulation of Cesium Beam Frequency Standard
  • JJG 720-1991 Verification Regulation of Wide Band Frequency Stability Measurement Set in Time Domain
  • JJG 2007-2015 Time-Frequency Measuring Instrument
  • JJG(電子) 12037-1991 Verification regulations for DF5990A loudspeaker resonant frequency measuring instrument

International Telecommunication Union (ITU), Measuring frequency principle

  • ITU-R SM.1793 FRENCH-2007 Measuring frequency channel occupancy using the technique used for frequency band measurement Measuring the degree of occupancy of radio channels using the measurement technique applicable to frequency bands
  • ITU-R QUESTION 233/1-2007 Measurement of spectrum occupancy
  • ITU-R SM.1793 SPANISH-2007 Measuring frequency channel occupancy using the technique used for frequency band measurement Medicine of frequency channel occupancy using the technique used by frequency band medicine
  • ITU-R SM.1793-2007 Measuring frequency channel occupancy using the technique used for frequency band measurement
  • ITU-R SM.1599-1-2007 Determination of the geographical and frequency distribution of the spectrum utilization factor for frequency planning purposes
  • ITU-R SM.1599-2007 Determination of the geographical and frequency distribution of the spectrum utilization factor for frequency planning purposes
  • ITU-R SM.1599-1 FRENCH-2007 Determination of the geographical and frequency distribution of the spectrum utilization factor for frequency planning purposes
  • ITU-R SM.1599-1 SPANISH-2007 Determination of the geographical and frequency distribution of the spectrum utilization factor for frequency planning purposes
  • ITU-R SM.377-4 FRENCH-2007 Accuracy of frequency measurements at stations for international monitoring
  • ITU-R SM.377-4 SPANISH-2007 Accuracy of frequency measurements at stations for international monitoring
  • ITU-R SM.377-4-2007 Accuracy of frequency measurements at stations for international monitoring
  • ITU-R INFORME 888-2 SPANISH-1990 SHORT-TERM FORECASTING OF CRITICAL FREQUENCIES, OPERATIONAL MAXIMUM USABLE FREQUENCIES AND TOTAL ELECTRON CONTENT PREDICCIONES A CORTO PLAZO DE LAS FRECUENCIAS CR蚑ICAS, DE LAS FRECUENCIAS M罼IMAS UTILIZABLES DE EXPLOTACI覰 Y DEL CONTENIDO ELECTR覰ICO TO
  • ITU-R SM.377-2007 Accuracy of frequency measurements at stations for international monitoring
  • ITU-R REPORT 888-2-1990 SHORT-TERM FORECASTING OF CRITICAL FREQUENCIES, OPERATIONAL MAXIMUM USABLE FREQUENCIES AND TOTAL ELECTRON CONTENT
  • ITU-R SM.1268-2-2011 Method of measuring the maximum frequency deviation of FM broadcast emissions at monitoring stations
  • ITU-R SM.1268-2 FRENCH-2011 Method of measuring the maximum frequency deviation of FM broadcast emissions at monitoring stations
  • ITU-R SM.1268-2 SPANISH-2011 Method of measuring the maximum frequency deviation of FM broadcast emissions at monitoring stations
  • ITU-R RA.1860 FRENCH-2010 Preferred frequency bands for radio astronomical measurements in the range 1-3 THz
  • ITU-T G.243-1988 Protection of pilots and additional measuring frequencies at points where there is a through-connection
  • ITU-R RAPPORT 888-2 FRENCH-1990 SHORT-TERM FORECASTING OF CRITICAL FREQUENCIES, OPERATIONAL MAXIMUM USABLE FREQUENCIES AND TOTAL ELECTRON CONTENT PR蒝ISION A COURT TERME DES FR蒕UENCES CRITIQUES, DES FR蒕UENCES MAXIMALES UTILISABLES D'EXPLOITATION ET DU CONTENU 蒐ECTRONIQUE TOTAL
  • ITU-R TF.538-3 FRENCH-1994 Measures for Random Instabilities in Frequency and Time (Phase)
  • ITU-R TF.538-3 SPANISH-1994 MEASURES FOR RANDOM INSTABILITIES IN FREQUENCY AND TIME (PHASE)
  • ITU-R SM.1268-1-1999 Method of Measuring the Maximum Frequency Deviation of FM Broadcast Emissions at Monitoring Stations
  • ITU-T P.930-1996 Principles of a Reference Impairment System for Video - Series P: Telephone Transmission Quality; Audiovisual Quality in Multimedia Services Study Group 12; 39 pp
  • ITU-R TF.538-4-2017 Measures for random instabilities in frequency and time (phase)

American National Standards Institute （ANSI), Measuring frequency principle

  • ANSI/ASA S1.6-1984 Preferred Frequencies, Frequency Levels, and Band Numbers for Acoustical Measurements
  • ANSI S1.6-1984 Preferred Frequencies, Frequency Levels, and Band Numbers for Acoustical Measurements
  • ANSI/IEEE 1193:2003 Guide for Measurement of Environmental Sensitivities of Standard Frequency
  • ISO/DIS 22007-1:2023 Plastics - Determination of thermal conductivity and thermal diffusivity - Part 1: General principles
  • ANSI/CEA 2022-2007 Digital STB Active Power Consumption Measurement
  • ANSI/IEEE 1139:2008 Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology - Random Instabilities

GSO, Measuring frequency principle

  • GSO ISO 9686:2013 Direct reduced iron -- Determination of carbon and/or sulfur -- High-frequency combustion method with infrared measurement
  • GSO ISO 7196:2015 Acoustics -- Frequency-weighting characteristic for infrasound measurements
  • BH GSO ISO/TS 19567-1:2022 Photography — Digital cameras — Texture reproduction measurements — Part 1: Frequency characteristics measurements using cyclic pattern
  • GSO ISO/TS 19567-1:2021 Photography — Digital cameras — Texture reproduction measurements — Part 1: Frequency characteristics measurements using cyclic pattern
  • BH GSO ISO 7196:2016 Acoustics -- Frequency-weighting characteristic for infrasound measurements
  • BH GSO IEC 62431:2016 Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - Measurement methods
  • GSO ISO 9512:2021 Cigarettes — Determination of ventilation — Definitions and measurement principles
  • GSO IEC 60076-18:2013 Power transformers - Part 18: Measurement of frequency response
  • BH GSO IEC 61566:2016 Measurement of exposure to radio-frequency electromagnetic fields - Field strength in the frequency range 100 kHz to 1 GHz

SCC, Measuring frequency principle

  • NZS 6609.2:1990 Radiofrequency radiation - Principles and methods of measurement - 300 kHz to 100 GHz
  • NS 4803:1974 Preferred frequencies for acoustical measurements
  • NS-ISO 266:1975 Acoustics — Preferred frequencies for measurements
  • DANSK DS/IEC/TS 62129-3:2014 Calibration of wavelength/optical frequency measurement instruments – Part 3: Optical frequency meters using optical frequency combs
  • ASA S1.6-1984(R2011) American National Standard Preferred Frequencies, Frequency Levels, and Band Numbers for Acoustical Measurements
  • VDI/VDE 2631 BLATT 1-2016 Form measurement technology — basics
  • IEC 62129-3:2014 Calibration of wavelength/optical frequency measurement instruments - Part 3: Optical frequency meters using optical frequency combs
  • ASA S1.6-2016(R2020) American National Standard Preferred Frequencies, Frequency Levels, and Band Numbers for Acoustical Measurements
  • CEI EN IEC 62129-3:2019 Calibration of wavelength/optical frequency measurement instruments – Part 3: Optical frequency meters internally referenced to a frequency comb
  • DANSK DS/EN IEC 62129-3:2019 Calibration of wavelength/optical frequency measurement instruments – Part 3:Optical frequency meters internally referenced to a frequency comb
  • AWWA CONS51096 Fundamentals of Rate Making
  • DANSK DS/ISO/TS 19567-1:2016 Photography - Digital cameras - Texture reproduction measurements - Part 1: Frequency characteristics measurements using cyclic pattern
  • ITU-R SM.1268-5-2019 Method of measuring the maximum frequency deviation of FM broadcast emissions at monitoring stations
  • SA TS ISO 19567.1:2019 Photography - Digital cameras - Texture reproduction measurements, Part 1: Frequency characteristics measurements using cyclic pattern
  • DIN EN 62129-3 E:2017 Draft Document - Calibration of wavelength/optical frequency measurement instruments - Part 3: Optical frequency meters using optical frequency combs (IEC 86/501/CD:2016)
  • DIN IEC /TS 62153-4-16 E:2016 Draft Document - Metallic Communication cable test methods - Part 4-16: Extension of the frequency range to higher frequencies for transfer impedance and to lower frequencies for screening attenuation measurements using the triaxial set-up (IEC 46/575/...
  • DANSK DS/ISO 7196:1995 Acoustics - Frequency-weighting characteristics for infrasound measurements
  • BS 3593:1963 Recommendation on preferred frequencies for acoustical measurements
  • BS 3549-2:1981 Methods of measuring and expressing the performance of television receivers-Electrical and acoustic measurements at audio-frequencies
  • BS DD IEC/PAS 62431:2005 Measurement methods for reflectivity of electromagnetic wave absorbers in millimetre wave frequency
  • DANSK DS/ISO 5109:2023 Evaluation method for the resonance frequency of the multi-copter UA (unmanned aircraft) by measurement of rotor and body frequencies
  • DANSK DS/EN 62431:2009 Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - Measurement methods
  • BS ISO 5109:2023 Evaluation method for the resonance frequency of the multi-copter UA (unmanned aircraft) by measurement of rotor and body frequencies
  • CEI EN 62431:2010 Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - Measurement methods
  • DANSK DS/ISO 9512:2019 Cigarettes – Determination of ventilation – Definitions and measurement principles
  • IEC 61161:1992+AMD1:1998 CSV Ultrasonic power measurement in liquids in the frequency range 0,5 MHz to 25 MHz
  • CIE 041-1978 Light as a true visual quantity: Principles of measurement
  • BS PD IEC TR 61340-1:2012+A1:2020 Electrostatics-Electrostatic phenomena. Principles and measurements
  • BS PD IEC/TR 61340-1:2012 Electrostatics-Electrostatic phenomena. Principles and measurements
  • DIN EN IEC 62153-4-16:2023 Metallic cables and other passive components test methods - Part 4-16: Electromagnetic compatibility (EMC) - Extension of the frequency range to higher frequencies for transfer impedance and to lower frequencies for screening attenuation measurements u...
  • CEI EN 62153-4-16:2022 Metallic cables and other passive components test methods Part 4-16: Electromagnetic compatibility (EMC) - Extension of the frequency range to higher frequencies for transfer impedance and to lower frequencies for screening attenuation measurements uses..
  • DANSK DS/EN IEC 62153-4-16:2021 Metallic cables and other passive components test methods – Part 4-16: Electromagnetic compatibility (EMC) – Extension of the frequency range to higher frequencies for transfer impedance and to lower frequencies for screening attenuation measurements u...
  • DIN EN IEC 62129-3:2020 Calibration of wavelength/optical frequency measurement instruments - Part 3: Optical frequency meters internally referenced to a frequency comb (IEC 62129-3:2019); German version EN IEC 62129-3:2019
  • CEI EN 61566:1998 Measurement of exposure to radio-frequency electromagnetic fields - Field strength in the frequency range 100 kHz to 1 GHz
  • 07/30160943 DC BS EN 62431. Measurement methods for reflectivity of electromagnetic wave absorbers in millimetre wave frequency
  • DANSK DS/EN 61566:1997 Measurement of exposure to radio-frequency electromagnetic fields - Field strength in the frequency range 100 kHz to 1 GHz
  • VDI/VDE 3511 BLATT 1-1996 Technical temperature measurements — basics and overview of special temperature measurement methods
  • CEI EN 60076-18:2013 Power transformers Part 18: Measurement of frequency response
  • DANSK DS/EN 60076-18:2013 Power transformers - Part 18: Measurement of frequency response
  • VDI/VDE/DGQ/DKD 2622 BLATT 24.1:2019 Calibration of measuring instruments for electrical quantities — power measuring devices in the direct current and low frequency range
  • AENOR UNE-EN 60076-18:2013 Power transformers - Part 18: Measurement of frequency response
  • DANSK DS/EN IEC 61689:2022 Ultrasonics – Physiotherapy systems – Field specifications and methods of measurement in the frequency range 0.5 MHz to 5 MHz
  • VDI 3860 BLATT 1-2006 Measuring landfill gas — basics
  • BS ISO 18669-2:2004 Internal combustion engines. Pistons pins-Inspection measuring principles
  • DANSK DS/EN ISO 23131:2022 Ellipsometry – Principles (ISO 23131:2021)
  • BS EN 61161:1995 Specification for ultrasonic power measurement in liquids in the frequency range 0.5 MHz to 25 MHz
  • CEI EN IEC 61689:2022 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 0.5 MHz to 5 MHz

United States Navy, Measuring frequency principle

CZ-CSN, Measuring frequency principle

  • CSN 01 1601-1986 Acousttcs. Frequencis for measurements
  • CSN IEC 537:1994 Frequency weighting for the measurement of airctrft noise (D-weighting)
  • CSN 36 7117-1-1999 Methods of measurement for rádio transmitters Part 1: General conditions of measurement, frequency, output power and power consumption

AT-ON, Measuring frequency principle

BE-NBN, Measuring frequency principle

IN-BIS, Measuring frequency principle

Standard Association of Australia （SAA）, Measuring frequency principle

  • AS 2533:1982 Acoustics - Preferred frequencies for measurements
  • AS Z33:1967 Preferred frequencies and band centres for acoustical measurements
  • AS 1174.1:1971 Methods of measurement for radio transmitters - General conditions of measurement, frequency, output power and power consumption
  • AS 2772.2:1988 Radiofrequency radiation - Principles and methods of measurement - 300 kHz to 100 GHz

IET - Institution of Engineering and Technology, Measuring frequency principle

Acoustical Society of America (ASA), Measuring frequency principle

  • ASA S1.6-1984 Preferred Frequencies, Frequency Levels, and Band Numbers for Acoustical Measurements ASA 53 - 1984

Military Standard of the People's Republic of China-General Armament Department, Measuring frequency principle

  • GJB 7052-2010 Methods of measure the frequency and spectrum characteristics of short high power microwave pulse
  • GJB/J 2762-1996 Frequency long-term characteristic measurement method
  • GJB 6752-2009 Verification regulation for hydrogen atomic frequency standard
  • GJB 5959-2007 General speciflcation for the frequency management terminal of battlefield communication frequency management system
  • GJB 5958-2007 General specifIcation for the interrupting frequency monitor of battleneld communication frequency management system

European Committee for Standardization (CEN), Measuring frequency principle

Institute of Electrical and Electronics Engineers (IEEE), Measuring frequency principle

  • IEEE 1139-1988 Definitions of physical quantities for fundamental frequency and time metrology
  • IEEE Std 1139-1988 IEEE Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology
  • IEEE Std C57.12.200-2022 IEEE Guide for the Dielectric Frequency Response Measurement of Bushings
  • IEEE 1139-1999 Definitions of physical quantities for fundamental frequency and time metrology - Random instabilities
  • IEEE P1193/D31, May 2022 IEEE Draft Guide for Measurement of Environmental Sensitivities of Frequency Standards
  • IEEE Std 1139-1999 IEEE Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology-Random Instabilities
  • IEEE P1193/D32, September 2022 IEEE Draft Guide for Measurement of Environmental Sensitivities of Frequency Standards
  • IEEE Std 1139-2008 IEEE Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology--Random Instabilities
  • IEEE P1139/D18, May 2022 IEEE Draft Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology--Random Instabilities
  • IEEE Std 1139-2022 IEEE Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology--Random Instabilities
  • IEEE 1139-2022 IEEE Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology--Random Instabilities
  • IEEE Std Std 1139-2008 IEEE Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology--Random Instabilities
  • IEEE P1193/D33, October 2022 IEEE Draft Guide for Measurement of Environmental Sensitivities of Frequency Standards
  • IEEE P1139/D17, November 2022 IEEE Draft Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology--Random Instabilities

VDI - Verein Deutscher Ingenieure, Measuring frequency principle

Australian/New Zealand Standard (AU-AS/NZS), Measuring frequency principle

  • AS/NZS 2772.2:2011 Principles and methods of radio frequency field measurement and calculation 3 kHz to 300 GHz
  • AS/NZS 2772.2:2016 Radiofrequency fields, Part 2: Principles and methods of measurement and computation — 3 kHz to 300 GHz
  • AS/NZS 4714:2000 Ultrasound power measurement in liquids in the frquency range 0.5 MHz to 25 MHz
  • AS/NZS 4713:2002 Ultrasonics - Physiotherapy systems - Performance requirements and methods of measurement in the frequency range 0.5 MHz to 5 MHz

Taiwan Provincial Standard of the People's Republic of China, Measuring frequency principle

  • CNS 13545-1995 Acoustics - Preferred Frequencies for Measurements
  • CNS 13544-1995 Frequency Weighting for the Measurement of Aircraft Noise (D-Weighting)
  • CNS 13918-1997 Basic parameters for the measurement of error performance at bit rates below the primary rate
  • CNS 13917-1997 Error performance measuring equipment operating at the primary rate and above

RU-GOST R, Measuring frequency principle

  • GOST 12090-1980 Frequencies for acoustic measurements. Prefered rows
  • GOST 12152-1966 Frequency characteristics meters and generators of fluctuating freqnency. Control methods
  • GOST 19438.0-1980 Low powered electronic tubes. Method of measurements of parameters. General principles
  • GOST 8.567-1999 State system for ensuring the uniformity of measurements. Time and frequency maesurements. Terms and definitions
  • GOST 23089.13-1986 Integrated microcircuits. Measurement methods of the operational amplifiers cut-off frequency and unitary-gain frequency
  • GOST 18604.9-1982 Transistors bipolar. Methods for determining cut-off frequency and transition frequency
  • GOST 7590-1993 Direct acting indicating analogue electrical measuring instruments and their accessories. Part 4. Special requirements for freguency meters
  • GOST 7590-1978 Indicating analog electromeasuring instruments for measuring frequency. General technical specifications
  • GOST 23089.15-1990 Integrated microcircuits. Method of measuring full power frequency of operational amplifiers
  • GOST 8.129-1983 State system for ensuring the uniformity of measurements. State primary standard and state verification schedule for means measuring time and frequency
  • GOST 18604.23-1980 Bipolar transistors. Method for measuring combination frequencies
  • GOST 8.129-1999 State system for ensuring the uniformity of measurements. State verification schedule for means measuring time and frequency

European Committee for Electrotechnical Standardization（CENELEC）, Measuring frequency principle

  • EN IEC 62129-3:2019 Calibration of wavelength/optical frequency measurement instruments - Part 3:Optical frequency meters internally referenced to a frequency comb
  • EN 62431:2008 Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - Measurement methods
  • EN 61689:2007 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 0,5 MHz to 5 MHz (Remains Current)
  • EN 61689:2013 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 0,5 MHz to 5 MHz
  • HD 236.1-1975 Methods of Measurement for Radio Transmitters Part 1: General Conditions of Measurement, Frequency, Output Power and Power Consumption
  • EN 61566:1997 Measurement of Exposure to Radio-Frequency Electromagnetic Fields Field Strength in the Frequency Range 100 kHz to 1 GHz

British Standards Institution (BSI), Measuring frequency principle

  • BS EN IEC 62129-3:2019 Calibration of wavelength / optical frequency measurement instruments Part 3 : Optical frequency meters internally referenced to a frequency comb
  • BS PD ISO/TS 19567-1:2016 Photography. Digital cameras. Texture reproduction measurements. Frequency characteristics measurements using cyclic pattern
  • BS PD IEC/TS 62129-3:2014 Calibration of wavelength/optical frequency measurement instruments. Optical frequency meters using optical frequency combs
  • PD ISO/TS 19567-1:2016 Photography. Digital cameras. Texture reproduction measurements. Frequency characteristics measurements using cyclic pattern
  • BS EN 61566:1998 Measurement of exposure to radio-frequency electromagnetic fields. Field strength in the frequency range 100 kHz to 1 GHz
  • PD IEC TR 61340-1:2012+A1:2020 Electrostatics. Electrostatic phenomena. Principles and measurements
  • BS ISO 1132-2:2001 Rolling bearings. Tolerances - Measuring and gauging principles and methods
  • BS ISO 9110-1:2020 Hydraulic fluid power. Measurement techniques - General measurement principles
  • 22/30422369 DC BS ISO 5109. Evaluation method for the resonance frequency of multi-copter UA by measurement of rotor and body frequencies
  • BS ISO 6798-3:2022 Reciprocating internal combustion engines. Measurement of sound power level using sound pressure - Survey method for use in situ
  • BS EN 61094-6:2005 Measurement microphones - Electrostatic actuators for determination of frequency response
  • BS ISO 18669-2:2020 Internal combustion engines. Piston pins. Inspection measuring principles
  • BS ISO 18669-2:2005 Internal combustion engines - Pistons pins - Inspection measuring principles

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector, Measuring frequency principle

  • ITU-R SM.326-6-1990 Determination and Measurement of the Power of Radio Transmitters - Section 1A - Spectrum Engineering and Computer-Aided Principles and Techniques
  • ITU-R SM.1599-2002 Determination of the geographical and frequency distribution of the spectrum utilization factor for frequency planning purposes
  • REPORT 888-2-1990 SHORT-TERM FORECASTING OF CRITICAL FREQUENCIES@ OPERATIONAL MAXIMUM USABLE FREQUENCIES AND TOTAL ELECTRON CONTENT
  • ITU-R SM.377-3-1994 Accuracy of Frequency Measurements at Stations for International Monitoring
  • ITU-R SM.377-2-1982 Accuracy of Frequency Measurements at Stations for International Monitoring - Section 1C - Spectrum Monitoring Techniques
  • ITU-R RA.479-4-1995 Protection of Frequencies for Radioastronomical Measurements in the Shielded Zone of the Moon
  • ITU-R SM.337-3-1992 Frequency and Distance Separations - Section 1B - Spectrum Sharing and Planning Principles and Techniques
  • ITU-R SM.337-2-1990 Frequency and Distance Separations - Section 1B - Spectrum Sharing and Planning Principles and Techniques

PT-IPQ, Measuring frequency principle

  • E 315-1977 Sound category. Measurement of sound frequencies

International Commission on Illumination (CIE), Measuring frequency principle

IEC - International Electrotechnical Commission, Measuring frequency principle

  • TS 62129-3-2014 Calibration of wavelength/optical frequency measurement instruments - Part 3: Optical frequency meters using optical frequency combs (Edition 1.0)
  • PAS 62431-2005 Measurement methods for reflectivity of electromagnetic wave absorbers in millimetre wave frequency (Edition 1.0)
  • IEC 60537:1976 Frequency Weighting for the Measurement of Aircraft Noise (D-Weighting) (Edition 1.0)

National Metrological Technical Specifications of the People's Republic of China, Measuring frequency principle

  • JJF 1957-2021 Calibration Specification for Rubidium Atomic Frequency Standards
  • JJF 1958-2021 Calibration Specification for Cesium Atomic Frequency Standards
  • JJF 1956-2021 Calibration Specification for Hydrogen Atomic Frequency Standards
  • JJF 1843-2020 Calibration Specification for SAR Testing Systems

International Electrotechnical Commission (IEC), Measuring frequency principle

  • IEC 62129-3:2019 Calibration of wavelength/optical frequency measurement instruments - Part 3:Optical frequency meters internally referenced to a frequency comb
  • IEC 62087:2002 Methods of measurement for the power consumption of audio, video and related equipment
  • IEC 61161:1998 Ultrasonic power measurement in liquids in the frequency range 0,5 MHz to 25 MHz
  • IEC 61689:1996 Ultrasonics - Physiotherapy systems - Performance requirements and methods of measurement in the frequency range 0,5 MHz to 5 MHz
  • IEC 62087:2008 Methods of measurement for the power consumption of audio, video and related equipment
  • IEC TS 62129-3:2014 IEC/TS 62129-3, Ed. 1: Calibration of wavelength/optical frequency measurement instruments - Part 3: Optical frequency meters using optical frequency combs
  • IEC 62087:2011 Methods of measurement for the power consumption of audio, video and related equipment
  • IEC 61566:1997 Measurement of exposure to radio-frequency electromagnetic fields - Field strength in the frequency range 100 kHz to 1 GHz
  • IEC 61689:2007 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 0,5 MHz to 5 MHz
  • IEC 61689:2022 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 0,5 MHz to 5 MHz
  • IEC 61689:2022 RLV Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 0,5 MHz to 5 MHz

German Institute for Standardization, Measuring frequency principle

  • DIN 42026-2:1980-08 Permanent magnet segments; measuring principle
  • DIN 45630-1:1971 Physical and subjective magnitudes of sound
  • DIN 42026-2:1980 Permanent magnet segments; measuring principle
  • DIN 45543:1984 Frequency response and separation test record
  • DIN EN 62431:2009-07 Reflectivity of electromagnetic wave absorbers in millimetre wave frequency - Measurement methods (IEC 62431:2008); German version EN 62431:2008
  • DIN 48600:1979 Industrial electro-heat equipment; power measurement on high-frequency appliances for induction heating equipment, measuring method for determination of power output of high-frequency generators
  • DIN EN IEC 63009:2021-04 Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 20 kHz to 500 kHz (IEC 63009:2019); German version EN IEC 63009:2019
  • DIN 2271-1:1976 Pneumatic Length Measurement (Air Gauging); Principles, Methods
  • DIN 4107-1:2011 Geotechnical measurements - Part 1: Principles

Association of German Mechanical Engineers, Measuring frequency principle

  • VDI/VDE 2631 Blatt 1-1999 Form measurement - Principles for the measurement of geometrical deviations
  • VDI 3940 Blatt 1-2006 Measurement of odour impact by field inspection - Measurement of the impact frequency of recognizable odours - Grid measurement

GOST, Measuring frequency principle

PL-PKN, Measuring frequency principle

  • PN T01504-21-1987 Transistors Measurint! methods Forward current transfer ratio /!2i, at Iow fre?uency

Korean Agency for Technology and Standards (KATS), Measuring frequency principle

  • KS R 6020-1996 Acoustics-Specification of test tracks for the purpose of measuring noise emitted by road vehicles
  • KS I ISO 7196-2019 Acoustics — Frequency-weighting characteristic for infrasound measurements
  • KS I ISO 7196-2014(2019) Acoustics — Frequency-weighting characteristic for infrasound measurements
  • KS C IEC 61094-6A:2017 Electroacoustics — Measurement microphones — Part 6: Electrostatic actuators for determination of frequency response
  • KS I ISO 7196:2014 Acoustics — Frequency-weighting characteristic for infrasound measurements
  • KS C 6111-5-2023 Measurements of the thickness of superconductor films at microwave frequencies
  • KS C IEC 62087:2006 Methods of measurement for the power consumption of audio, video and related equipment
  • KS C 7111-2007 Measurement methods on power consumption for audio, video and multimedia systems and equipment
  • KS I ISO 7196:2004 Acoustics-Frequency-weightingcharacteristic for infrasound measurements
  • KS H ISO 9512-2013(2018) Cigarettes－Determination of ventilation－Definitions and measurement principles
  • KS C 6111-5-2008(2018) Measurements of the thickness of superconductor films at microwave frequencies
  • KS C IEC 61689:2005 Ultrasonics－Physiotherapy systems－Performance requirements and methods of measurement in the frequency range 0.5 MHz to 5 MHz
  • KS C IEC 61689-2005(2020) Ultrasonics－Physiotherapy systems－Performance requirements and methods of measurement in the frequency range 0.5 MHz to 5 MHz
  • KS C 0269-1995(2000) ELECTROMAGNETIC COMPATIBILITY-TESTING AND MEASURMENT TECHNIQUES-POWER FREQUENCY MAGNETIC FIELD IMMUNITY TEST
  • KS H ISO 9512:2021 Cigarettes — Determination of ventilation —Definitions and measurement principles
  • KS R 1122-2014 Measuring principles relating to piston ring of internal combustionengine for automobiles

VN-TCVN, Measuring frequency principle

RO-ASRO, Measuring frequency principle

  • STAS 9490-1987 Acoustics NORMALIZED FREQUENCIES FOR ACOUSTICAL MEASUREMENTS
  • STAS 9174/1-1989 Radio transmitters FREQUENCY, OUTPUT POWER, POWER CONSUMPTION Methods of measurement

國家食品藥品監督管理局, Measuring frequency principle

  • YY/T 0750-2018 Sound field requirements and measurement methods for ultrasonic physiotherapy equipment in the frequency range of 0.5MHZ ~ 5MHZ

Professional Standard - Medicine, Measuring frequency principle

  • YY/T 0750-2009 Ultrasonics.Physiotherapy systems.Field specifications and methods of measurement in the frequency range 0.5MHz to 5MHz

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., Measuring frequency principle

  • ASHRAE 4521-2002 In Situ Measurement of Ground Thermal Conductivity: A Duch Perspective

SE-SIS, Measuring frequency principle

國家市場監督管理總局、中國國家標準化管理委員會, Measuring frequency principle

  • GB/T 25104-2019 Automatic measurement of water content in crude oil—RF method

National Aeronautics and Space Administration (NASA), Measuring frequency principle

Danish Standards Foundation, Measuring frequency principle

  • DS/ISO 7196:1995 Acoustics - Frequency-weighting characteristics for infrasound measurements
  • DS/EN 60076-18:2013 Power transformers - Part 18: Measurement of frequency response

Professional Standard - Electron, Measuring frequency principle

  • SJ/Z 9096.1-1987 Method of measurement for radio transmitter Part 1: Measurement conditions, frequency, output power and power loss
  • SJ/T 10427.1-1993 Grneral Principles of measuring methods of FM converter for semiconductor audio integrated circuits

KR-KS, Measuring frequency principle

  • KS C IEC 61094-6A-2017 Electroacoustics — Measurement microphones — Part 6: Electrostatic actuators for determination of frequency response
  • KS C 6111-5-2008(2023) Measurements of the thickness of superconductor films at microwave frequencies
  • KS H ISO 9512-2021 Cigarettes — Determination of ventilation —Definitions and measurement principles

YU-JUS, Measuring frequency principle

  • JUS N.N6.321-1978 Radiocommunications. Transmitters. Methods of frequency measurements
  • JUS N.N0.908-1988 Radio-frequency intorferences. Speclflcations for measuring apparatns and measu- ring metbods in the frequency range from 10 kSz to 1 000 Mffz

VDE - VDE Verlag GmbH@ Berlin@ Germany, Measuring frequency principle

  • VDE V 0819-153-4-16-2016 Metallic Communication cable test methods - Part 4-16: Extension of the frequency range to higher frequencies for transfer impedance and to lower frequencies for screening attenuation measurements using the triaxial set-up (IEC 46/575/CDV:2015)

IEEE - The Institute of Electrical and Electronics Engineers@ Inc., Measuring frequency principle

  • IEEE 1139-2008 Definitions of Physical Quantities for Fundamental Frequency and Time Metrology-Random Instabilities
  • IEEE 1193-1994 Guide for Measurement of Environmental Sensitivities of Standard Frequency Generators

CU-NC, Measuring frequency principle

  • NC 90-11-01-1986 Metrological Assurance. Time and Frequency Measurements Terms and Definitions

American Gas Association, Measuring frequency principle

TIA - Telecommunications Industry Association, Measuring frequency principle

中華人民共和國國家質量監督檢驗檢疫總局、中國國家標準化管理委員會, Measuring frequency principle

CENELEC - European Committee for Electrotechnical Standardization, Measuring frequency principle

  • EN 61689:1996 Ultrasonics - Physiotherapy Systems Performance Requirements and Methods of Measurement in the Frequency Range 0@5 MHz to 5 MHz
  • EN 60076-18:2012 Power transformers - Part 18: Measurement of frequency response

(U.S.) Joint Electron Device Engineering Council Soild State Technology Association, Measuring frequency principle

ESDU - Engineering Sciences Data Unit, Measuring frequency principle

  • ESDU 90006 A-1993 Parameter estimation of linear systems from frequency response measurements.

South African Bureau of Standard, Measuring frequency principle

Professional Standard - Tobacco, Measuring frequency principle

  • YC/T 158-2002 Cigarettes----Determination of ventilation----Definitions and measurement principles

Society of Automotive Engineers (SAE), Measuring frequency principle

  • SAE J1589-1992 Internal Combustion Engines - Piston Rings - Inspection Measuring Principles

NL-NEN, Measuring frequency principle

  • NEN 11161-1993 Ultrasonic power measurement in liquids in the frequency range 0,5 MHz to 25 MHz (IEC 1161:1992)

Indonesia Standards, Measuring frequency principle

  • SNI 04-2232-1991 High fidility FM radio receivers, Minimum performance requirement


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