DBP.433.T.A.30 Dielectric Band Pass Filter Taoglas DBP.433.T.A.30 Dielectric Band Pass Filter is a compact and cost-effective RF Filter, designed for 433MHz, with a bandwidth of 2MHz. The DBP.433.T.A.30 eliminates unnecessary out of band noise while maintaining minimal in-band insertion loss. This Band Pass Filter is manufactured as a single ceramic block (monoblock) which provides high reliability, low insertion loss, and high attenuation in a simple SMD package.