Resonant frequency
Inspection
Dimensions
Quality control
Ratings
Cold welding
Working range
Electrical tolerances
Environment (working)
Crystal resonators
Electrical properties and phenomena
Approval testing
Quality assurance systems
Electronic equipment and components
Qualification approval
Performance
Oscillators
Frequencies
Resonators
Assessed quality
Statistical quality control
Electrical resistance
Piezoelectric devices
Welding
Capacitance
Rated power
Dielectric devices
Temperature
Testing conditions
Volume