Soil moisture indicator circuit
Source: InternetPublisher:三岁就很酷 Keywords: light emitting diodes resistors Updated: 2021/03/28
Soil moisture indicator circuit
Shown is the soil moisture indication circuit. This circuit is a detection circuit composed of a hygroscopic resistor RS and a bridge circuit . The detected signal is amplified by the IC (5G24) to drive the light-emitting diode . Humidity status is displayed via LED .
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