Part Numbering TCR - T-CERAM Coaxial Resonator TDR - T-CERAM Dielectric Resonator (puck type) TDF - T-CERAM Dielectric Filter TDD - T-CERAM Dielectric Diplexer TCS - T-CERAM High permittivity ceramic substrates TCC - T-CERAM Ceramic Capacitors TDK - T-CERAM Development Kit