The Johnson / Cinch Connectivity Solutions part 142-0721-881 is a high-quality SMA connector designed for a wide frequency range of 0Hz to 18GHz. With a 50-ohm impedance, it ensures reliable signal transmission and achieves optimal performance. The connector features a solder ST edge mount configuration, making it easy to install and connect to your circuit board. It is plated with gold for enhanced conductivity and protection against corrosion. This connector is currently in stock, ready for immediate use in your electronic projects.