Supplying good quality products at reasonable prices with the best service. We produced from 1981-1984: Cast iron / aluminum products & metal products. From 1985-1987: Quartz crystal unite, filters & molds. From 1988-1990: Brass wares, moving message & LED display products. From 1991-1993: Coaxial connectors & cable assemblies. From 1994-to present: SMA & optical fiber connectors, antennas for ham radios & cellular phones, RF linear amplifiers & boosters, converters & hands-free kits.