Based in Temecula, California, Impact, LLC is a global manufacturer of quality crystal and oscillator devices. As of January 1, 2006, all Impact, LLC devices are fully RoHS compliant.

The types of products manufactured by Impact LLC include Through Hole and SMD Crystals, Crystal Oscillators, Voltage Controlled Crystal Oscillators (VCXO), Temperature Compensated Crystal Oscillators (TCXO), and Oven Controlled Crystal Oscillators (OCXO).