▶ 4D Convex RAB2-5-RS [ 1 – 4 MHz ]
▶ 4D Convex RAB2-6-RS [ 2 – 6 MHz ]
▶ 4D Convex RAB4-8-RS [ 2 – 8 MHz ]
▶ 4D Microconvex RNA5-9-RS [ 3 – 9 MHz ]
▶ 4D Endocavitary RIC5-9-RS [ 4 – 9 MHz ]
▶ 4D Endocavitary RIC5-9W-RS [ 4 – 9 MHz ]
▶ 4D Linear RSP6-16-RS [ 6 – 18 MHz ]
▶ Convex AB2-7-RS [ 2 – 8 MHz ]
▶ Microconvex 8C-RS [ 4 – 11 MHz ]
▶ Endocavitary E8C-RS [ 4 – 10 MHz ]
▶ Endocavitary IC5-9W-RS [ 3 – 10 MHz ]