A variety of quartz resonators fabricated from high-quality synthetic quartz crystals are essential components for frequency stabilization and selection, offering high precision and excellent stability. They are widely used in electronic equipment such as radio and television broadcasting systems, satellite communications, and high-stability measuring instruments, as well as in timepieces and other industries.
Quartz crystal blanks with various cuts also serve as ideal materials for sensors, ultrasonic transducers, and applications in nonlinear optics and other scientific fields.
| Type | Frequency Range |
| HC490U | 20MHZ-60MHZ |
| HC49U | 30MHZ-120MHZ |
