IEC 60444-1:1986 EN-FR bb39c7ce
Measurement of quartz crystal unit parameters by zero phase technique in a pi-network - Part 1: Basic method for the measurement of resonance frequency and resonance resistance of quartz crystal units by zero phase technique in a pi-network
现行
发布日期 :
1986-08-15
实施日期 :
IEC 60444-1:1986/AMD1:1999 EN-FR 16254ac0
Amendment 1 - Measurement of quartz crystal unit parameters by zero phase technique in a pi-network. Part 1: Basic method for the measurement of resonance frequency and resonance resistance of quartz crystal units by zero phase technique in a pi-network
现行
发布日期 :
1999-08-13
实施日期 :