Harmony Electronics Corp (H.ELE.) is a professional manufacturer of quality quartz frequency components. Established in 1976, H.ELE. has been making quartz frequency components and are experts in the market. H.ELE. specializes in quartz crystals (xtal), crystal oscillators (osc), and other quartz electronic parts. Applications range from everyday to high-grade industrial and automotive uses. We also specialize in high tolerance products with wide operating temperature ranges and are continuously moving towards miniaturization to meet the needs of technological trends.