UNE-EN 60444-2:1997 MEASUREMENT OF QUARTZ CRYSTAL UNIT PARAMETERS BY ZERO PHASE IN A PI-NETWORK. PART 2: PHASE OFFSET METHOD FOR MEASUREMENT OF MOTIONAL CAPACITANCE OF QUARTZ CRYSTAL UNITS (Endorsed by AENOR in October of 1997.)
1997UNE-EN 60444-2:1997 MEASUREMENT OF QUARTZ CRYSTAL UNIT PARAMETERS BY ZERO PHASE IN A PI-NETWORK. PART 2: PHASE OFFSET METHOD FOR MEASUREMENT OF MOTIONAL CAPACITANCE OF QUARTZ CRYSTAL UNITS (Endorsed by AENOR in October of 1997.)