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Database: 365,228(8 Aug 2026)

Resonant frequency fl

Resonant frequency fl, Total:11 items.

The international standard classification for "Resonant frequency fl" includes: .

The Chinese standard classification for "Resonant frequency fl" includes: Quartz crystal and piezoelectric element .


Professional Standard - Electron

  • SJ/T 11210-1999 Measurement of quartz crystal unit parameters Part 4: Method for the measurement of the load resonance frequency fl, load resonance resistance Rl and the calculation of other derived v

GSO

  • BH GSO IEC 60444-4:2016 Measurement of quartz crystal unit parameters by zero phase technique in a pi-network. Part 4: Method for the measurement of the load resonance frequency fL, load resonance resistance RL and the calculation of other derived values of quartz crystal uni...
  • OS GSO IEC 60444-4:2014 Measurement of quartz crystal unit parameters by zero phase technique in a pi-network. Part 4: Method for the measurement of the load resonance frequency fL, load resonance resistance RL and the calculation of other derived values of quartz crystal uni...
  • GSO IEC TR 60444-4:2014 Measurement of quartz crystal unit parameters by zero phase technique in a pi-network. Part 4: Method for the measurement of the load resonance frequency fL, load resonance resistance RL and the calculation of other derived values of quartz crystal uni...

Danish Standards Foundation

  • DS/EN 60444-4:1998 Measurement of quartz crystal unit parameters by zero phase technique in a pi-network. Part 4: Method for the measurement of the load resonance frequency fL, load resonance resistance RL and the calculation of other derived values of quartz crystal units,
  • DS/EN 60444-11:2011 Measurement of quartz crystal unit parameters - Part 11: Standard method for the determination of the load resonance frequency fL and the effective load capacitance CLeff using automatic network analyzer techniques and error correction

International Electrotechnical Commission (IEC)

  • IEC 60444-4:1988 Measurement of quartz crystal unit parameters by zero phase technique in a -network; part 4: method for the measurement of the load resonance frequency FL load resonance resistance RL and the calculation of other derived values of quartz crystal units

British Standards Institution (BSI)

  • BS EN 60444-4:1993 Measurement of quartz crystal unit parameters - Method for the measurement of the load resonance frequency fL, load resonance resistance RL and the calculation of other derived values of quartz crystal units, up to 30 MHz
  • 24/30490992 DC BS EN IEC 60444-11. Measurement of quartz crystal unit parameters - Part 11. Standard method for the determination of the load resonance frequency fL and the effective load capacitance CLeff using automatic network analyzer techniques and error…

Spanish Association for Standardization (UNE)

  • UNE-EN 60444-4:1997 MEASUREMENT OF QUARTZ CRYSTAL UNIT PARAMETERS BY ZERO PHASE TECHNIQUE IN A PI-NETWORK. PART 4 METHOD FOR THE MEASUREMENT OF THE LOAD RESONANCE FREQUENCY FL, LOAD RESONANCE RESISTANCE RL AND THE CALCULATION OF OTHER DERIVED VALUES OF QUARTZ CRYSTAL UNIT...

German Institute for Standardization

  • DIN EN 60444-4:1997 Measurement of quartz crystal unit parameters by zero phase technique in a pi-network - Part 4: Method for the measurement of the load resonance frequency f<(Index)L>, load resonance resistance R<(Index)L> and the calculation of other derived values of qu