The LGL Group, Inc., through its wholly owned subsidiary MtronPTI, manufactures and markets highly engineered electronic components used to control the frequency or timing of signals in electronic circuits. These devices are used extensively in infrastructure equipment for the telecommunications and network equipment industries. They are also used in electronic systems for military applications, avionics, earth-orbiting satellites, medical devices, instrumentation, industrial devices and global positioning systems. The Company has operations in Orlando, Florida, Yankton, South Dakota and Noida, India. MtronPTI also has sales offices in Hong Kong and Shanghai, China.