LGL Group Inc is engaged in investment and manufacturing business activities. Its Electronic components segment is focused on the design and manufacture of engineered frequency and spectrum control products. The company's Electronic instruments segment is focused on the design and manufacture of high-performance Frequency and Time reference standards that form the basis for timing and synchronization in various applications including satellite communication, time transfer systems, network synchronization, electricity distribution and metrology. Majority of its revenue is derived from the Electronic components segment.