TDK - носители информации (оптические диски, cd-r, cd-rw, dvd-r, dvd+r, dvd-rw, dvd+rw, bd-r), ceramic capacitors, EMC components, inductors, transformers, ferrites, noise suppressing sheets, magnetic, radio wave absorbers, anechoic chambers, sensor, actuators, piezoelectric Products, resonators, sounding bodies, thermal print heads, OLED, RF, magnets, power supplies, TDK-Lambda...