NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Standards
[CURRENT]
IEC 60444-9
IEC 60444-9
Measurement of quartz crystal unit parameters - Part 9: Measurement of spurious resonances of piezoelectric crystal units
Title (German)
Messung von Schwingquarz-Parametern - Teil 9: Messung der Nebenresonanzen von Schwingquarzen