Varactor diide ndi daide yapadera yomwe imapangidwa molingana ndi mfundo yomwe Junctions ya "PNLIND" mkati mwa daide wamba imatha kusintha ndikusintha kwa magetsi osinthika.

Ma vactor diide amagwiritsidwa ntchito makamaka mosinthana ndi mafoni am'manja kapena landline pafoni yopanda chingwe kuti azindikire kusintha kwa chizindikiro cha nthawi zonse-pafupipafupi ndikutulutsa. Pogwira ntchito, magetsi a Varactor DIOD

Ma Varactor Diderd amalephera, makamaka kuwonetsedwa ngati kutaya kapena kusachita bwino:

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Pamene imodzi mwazomwe zili pamwambapa zimachitika, ma vacrocar dimade a mtundu womwewo kuyenera kusinthidwa.