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Frequency domain sensor

Frequency domain (FD) sensor is an instrument developed for measuring soil moisture content. The instrument has an oscillating circuit, the sensing part of the sensor is embedded in the soil, and the operating frequency will depend on the value of soil's dielectric constant.

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Types of sensors

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Frequency domain sensor

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Avg. degree1.88
Density0.125
Components1

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soil sensor probe dielectric frequency impedance capacitance content sensing constant instrument oscillator sensors probes permittivity water measurement consists domain fd

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