Welcome to Futurlec. The ELECTRONIC COMPONENTS Superstore. To find the component your looking for, either search by Part Number or visit the relative department. Need Help. CRYSTALS Crystals Standard and Low Profile HC49 Case Crystals, at great value prices, with excellent long-life performance. OSCILLATORS Crystal Oscillators   Full Can TTL Crystal Oscillators, suitable to fit a 14 pin IC Socket. RESONATORS Ceramic Resonators Series Ceramic Resonators with excellent stability and large operating temperature range.