Quartz crystal units - A specification in the IEC Quality Assessment System for Electronic Components (IECQ) - Part 3: Sectional specification - Qualification approval - Section 1: Blank detail specification— 17 стр.
Quartz crystal units - A specification in the IEC Quality Assessment System for Electronic Components (IECQ) - Part 2: Sectional specification - Capability approval - Section 1: Blank detail specification— 13 стр.
Measurement of quartz crystal units parameters - Part 5: Methods for the determination of equivalent electrical parameters using automatic network analyzer techniques and error correction— 100 стр.
International Electrotechnical Vocabulary - Part 561: Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection— 302 стр.