Type 965 long-range air search radar replaced Type 960 during a refit in 1964 and 1966, with Type 993 surface/air search and target indication radar replaced the Type 293Q. The ship's sonar fit consisted of Type 174 search, Type 170 fire control sonar for Squid and a Type 162 sonar for classifying targets on the sea floor.
Type 965 long-range air search radar replaced Type 960 during refits in 1964 and 1966, while Type 993 surface/air search and target indication radar took over from Type 293Q. The ship's sonar system consisted of Type 174 for searching, Type 170 for fire control with Squid, and a Type 162 for identifying targets on the sea floor.