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, up to 30 MHz
NORMA vydaná dňa 30.6.1988
Označenie normy: IEC/TR 60444-4-ed.1.0
Dátum vydania normy: 30.6.1988
Počet strán: 25
Približná hmotnosť: 75 g (0.17 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy IEC
Specifies a simple method of measuring load resonance frequency. The method uses the change in resonance frequency which occurs when a load capacitance is inserted in series with the crystal unit. Definit une methode simple de mesure de la frequence de resonance. Elle utilise le changement de la frequence de resonance qui a lieu lorsquune capacite de charge est inseree en serie avec le resonateur a quartz. Cette publication a le statut dun rapport technique.