ʻO ka doppler kala kala i kahi hoʻolālā hou, ma o kaʻenehanaʻoihana maikaʻi loa a me nā mea kiʻekiʻe o nā mea kūʻai aku . Mālama mākou i nā kiko'ī āpau o ke kala kalaʻole , hōʻoiaʻiʻo i ka pae maikaʻi, no laila e lawe mai iāʻoe i kaʻike kūpono. Mecacanmed kahi mea hanaʻoihana china digital chocpler a me ka mea kūʻai aku, inā keʻimi neiʻoe i ke kumukūʻai haʻahaʻa loa me ke kumukūʻai haʻahaʻa loa.