Pletronics, Inc., founded in 1979 and headquartered in Lynnwood, Washington, USA, is a leading manufacturer of frequency control products. The company specializes in the design and production of high-quality quartz crystals and crystal oscillators, including standard and custom timing solutions for a broad range of applications. Core product lines include TCXOs (Temperature Compensated Crystal Oscillators), VCXOs (Voltage Controlled Crystal Oscillators), OCXOs (Oven Controlled Crystal Oscillators), and standard clock oscillators. Pletronics also offers high-frequency crystal filters and resonators, serving demanding requirements in telecommunications, aerospace, military, and industrial markets. Its TCXO series offers stability as tight as ±0.5 ppm, while the OCXO series delivers excellent phase noise performance for precision synchronization. The company’s strength lies in its ability to provide custom, high-reliability oscillators for harsh environments, with extended temperature ranges and radiation-tolerant designs. Pletronics is recognized as a specialist in the niche frequency control market, competing with larger players like TXC and NDK by focusing on fast turnaround and engineering support. With over 40 years of experience, Pletronics maintains a reputation for delivering robust, precise timing components that meet stringent industry standards like MIL-PRF-55310 for military applications. The company's manufacturing facility in Washington is MIL-PRF-38534 certified, underscoring its commitment to quality and reliability. Pletronics continues to innovate with new small form-factor oscillators and high-frequency products, supporting emerging 5G, IoT, and satellite communication systems.