Since 1973 IQD Frequency Products has been a leader in the frequency control market offering one of the most comprehensive frequency product ranges available, from low-cost, commercial grade quartz crystals, oscillators and high-performance oscillators, to parts used in high reliability industrial and automotive applications including: Quartz Crystals, Clock Oscillators, Fast-make Oscillators, VCXOs, TCXOs & VCTCXOs, OCXOs & OCVCSOs, GPS Disciplined OCXOs and Rubidium Oscillators.