| Metrology area, Sub-field | Time and Frequency, Time |
| Description | Time Interval |
| Time of measurements | 2019 - 2021 |
| Status | Measurements completed |
| References | |
| Measurand | Time interval measurements Seven intervals from 20 ns to 12 μs |
| Parameters | Pulse amplitude: 2-2.25 V / 50 Ω Rise time: < 0,5 ns Stability/ reproducibility: <3 ps (GUM/AGH standard) and < 10 ps (InLambda standards) |
| Transfer device | TIGen, a programmable time interval generator developed by GUM and AGH, and A set of 3 fixed delay standards developed by InLambda in cooperation with SIQ |
| Comparison type | Supplementary Comparison |
| Consultative Committee | CCTF (Consultative Committee for Time and Frequency) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EURAMET 1485 |
| Comments | Time interval measurements between pulse signals at separate Start and Stop outputs of the travelling standards. |
| Pilot institute |
GUM
Glowny Urzad Miar, Central Office of Measures Poland |
| Contact person | Albin Czubla |
| Pilot laboratory | |
|---|---|
| GUM |
Glowny Urzad Miar, Central Office of Measures, Poland, EURAMET |
| BEV |
Bundesamt für Eich- und Vermessungswesen, Austria, EURAMET |
| BIM |
Bulgarian Institute of Metrology, Bulgaria, EURAMET |
| BMM |
Bureau of Metrology (Montenegro), Montenegro, EURAMET |
| BOM |
Bureau of Metrology, Ministry of Economy (North Macedonia), North Macedonia, EURAMET |
| DMDM |
Directorate of Measures and Precious Metals, Serbia, EURAMET |
| EIM |
Hellenic Institute of Metrology, Greece, EURAMET |
| FTMC |
Center for Physical Sciences and Technology, Lithuania, EURAMET |
| ILNAS |
Bureau Luxembourgeois de Métrologie, Luxembourg, EURAMET |
| IMBIH |
Institute of Metrology of Bosnia and Herzegovina, Bosnia and Herzegovina, EURAMET |
| INM |
National Institute of Metrology, Romania, EURAMET |
| IPQ |
Instituto Portugues da Qualidade, Portugal, EURAMET |
| JV |
Justervesenet, Norway, EURAMET |
| NPL |
National Physical Laboratory, United Kingdom, EURAMET |
| PTB |
Physikalisch-Technische Bundesanstalt, Germany, EURAMET |
| RISE |
Research Institutes of Sweden AB, Sweden, EURAMET |
| ROA |
Real Instituto y Observatorio de la Armada, Spain, EURAMET |
| SASO-NMCC |
National Measurement and Calibration Center - Saudi Standards, Metrology and Quality Organization, Saudi Arabia, GULFMET |
| SMD |
Service de la Métrologie Belge, Belgium, EURAMET |
| SMU |
Slovensky Metrologicky Ustav, Slovakia, EURAMET |
| UME |
TÜBITAK Ulusal Metroloji Enstitüsü, Türkiye, EURAMET |
| VSL |
VSL, Netherlands, EURAMET |
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