The 4.3/10.0 Male Terminations from MECA operate from DC to 4 GHz. They can handle up to 10 Watts of power - available in 1 W, 2 W, 5 W and 10 W models and 250 W of peak power. The terminations have a VSWR under 1.30:1 and are matched to 50 Ohms. They have a brass, silver plated connector and contact pin.