The Johnson / Cinch Connectivity Solutions part 142-0721-871 is a high-quality SMA connector designed for use with precision instruments and applications requiring excellent signal integrity. This connector features a reverse polarity configuration with a right-angle solder ST edge mount, ensuring secure and reliable connections. It operates in a frequency range from 0Hz to 18GHz, making it suitable for a wide range of RF and microwave applications. With a 50Ohm impedance and gold-plated contacts, this SMA connector offers low loss and high conductivity for optimal signal transmission.