Talk:15m Duplex Rangefinder + Type 21 Radar Kai Ni/@comment-183.88.58.48-20150819061019/@comment-60.53.176.245-20150820181728

He has 2 51cm so he can't possibly be THAT new...

Like you said, sacrificing artilerry spotting is too valuable so people usually use one or the other between radar and AP shell. If the target has high armor? Use AP shell. If you're missing a lot, use a radar.