UBR Ultra-Broadband SMD Resistors KYOCERA AVX UBR Ultra-Broadband SMD Resistors are designed utilizing the proprietary Glass Sandwich Flexiterm® Technology (GSFT). The Flexiterm is a surface mountable automotive qualified termination that adds an extra margin against damage due to flexure during installation. The UBR series features high-quality materials that yield excellent performance. These KYOCERA AVX components are ideal for use in optical transceiver modules or any application requiring ultra-broadband performance.