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About GMK

GMK is a respected manufacturer and vendor of electronic components, with a primary focus on frequency control devices. With more than 10 years’ experience in quartz crystals, ceramic resonators, bell resonators and crystal filters, GMK’s products are aimed at a wide range of applications globally, including computing, networks, communications, TV displays, acoustic equipment, and industrial electronics.

GMK supply quartz crystals, oscillators, ceramic resonators and filters with good quality and very competitive price,

Products include:

Crystal 2.5*2.0, 2.0*1.6…

Oscillator 7.0*5.0, 5.0*3.2, 3.2*2.5…

TCXO (Temperature Compensated Crystal Oscillator)…

OCXO (Oven Controlled Crystal Oscillator) for military-grade, industrial grade…

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