Published:2012/9/19 2:02:00 Author:Ecco | Keyword: barn , ventilation, cooling device | From:SeekIC
As shown in Figure, the circuit consists of thermostat switch, thyristor control circuit, analog utterance circuit and AC buck rectifier circuit and other components. When the ambient temperature exceeds the set temperature, the circuit can be automatically ventilate and cooling with 3 sound animal sounds.
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