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SJK: High-precision oscillators & filters for global tech industries.

sjk@q-crystal.com+86 755 8835 2869

FAQ
May cause internal damage or permanent frequency shift.
Temperature <350°C, time <3 seconds.
No, it may cause resonance and damage the crystal.
Uneven heating causes one side of the component to lift.
Store in dry conditions if not soldered immediately.
Yes for active oscillators to reduce EMI.
Incorrect capacitors, poor soldering, insufficient drive, or damaged crystal.
Use oscilloscope or replace with a new one.
Use proper temp curve or switch to TCXO.
Overdrive damage or moisture leakage.
Yes, quartz is fragile.
Marked by a dot or chamfer.
Founded in 1989, SJK specializes in the manufacturing of crystal resonators and oscillators. With extensive experience in miniaturization, high precision, and low power consumption, our components are widely used across multiple industries.
Contact Us
Contact person: SJK
Tel: +86 755 8835 2869
Email: sjk@q-crystal.com
Add: 12/F, Building 3C, TianAn Cloud Park Phase 1, Bantian, Longgang District, Shenzhen, 518129, China
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