... DR (I) type transformer T (ring) iron power core, DC filter inductor Application: switching power supplies, chargers, alarm system, TV and ... transformer DR (I) type transformer T (ring) iron power core, DC filter inductorRM series: RM-4, 5, 6, 8, 10, 12 ... -density installation with good shielding quality Application: wave carrier filter, power transformer adn aux-power transformer Customized designs are ...