NEW - (25 PCS) Johnson Emerson 142-0701-881 Edge Mount SMA Jack Connectors. 50 OHM. Orientation: End Launch RF Series: SMA Gender: Jack (Female) Impedance: 50 Ohms Maximum Frequency: 18 GHz Termination Style: Solder Mounting Type: PCB Mount Contact Plating: Gold Body Material: Brass Maximum Operating Temperature: +165C (329F) Minimum Operating Temperature: -65C (-85F) Coupling Type: Threaded