These are 3 Pieces LTM 455E/455G/455HW filter be replaced Yaesu  TOKO A55GV  TOKO A55EV  TOKO A55HV 

 
For Signal Crash. Low Sensitivity on AM,FM,SSB replace all the 455KHz ceramic filter on PCB CF2 ,CF3,CF5. 
 
http://www.youtube.com/watch?v=fnNK-VFzzaQ

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