Mhz range ceramic resonators 3 pin through hole with built in capacitor ztt ael ztt mg 4mhz a 40mhz through hole ceramic resonator that features built in load capacitors the resonator is a high tolerance high stability device that is suitable for a wide range of applications including communications devices digital electronics av equipment etc ael ztt mg 4mhz 4mhz 3 pin piezo ceramic resonator