The circuit design of a gas alarmer IC for mine operation is described, with emphasis on the design considerations and calculation metheds.
本文介绍了一种用于矿井作业中瓦斯报譬器集成电路的电路设计原理。
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Now come with the solution. Different from common alarmer, the product is a dose-alarmer. It will give out alarming sound when you feel sleepy at driving, to avoid danger from fatigue driving.