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Temperature upper limit animal whine alarm and automatic ventilation and cooling control circuit
Source: InternetPublisher:常思一二 Updated: 2017/09/15
As shown in the figure, it includes a temperature upper limit detection circuit, a chirping alarm circuit, a relay control fan cooling circuit and an AC step-down power supply circuit, etc. IC1 uses the CMOS large-scale language integrated circuit KD-56021, which stores the sounds of four kinds of animals: sheep, cows, chickens, and dogs. Latest Control Circuits Circuits
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