A TNC connector is a threaded RF connector commonly used in radio communications. The threaded and weatherproof design makes a TNC connector a secure connection. TNC connectors come in male and female variations as well as reverse polarity. This Times Microwave Brand connector features a solder on center pin. It also features the Times Microwave Advantage-X no braid trim when used with Times Microwave CST all-in-one cable prep tools.