Firikwensin matsin lamba na semiconductor da aka saba amfani da shi yana amfani da wafer siliki na nau'in N a matsayin madaidaicin.Da fari dai, ana yin wafer siliki zuwa wani yanki mai ɗauke da damuwa tare da wani takamaiman lissafi.A bangaren da ke dauke da damuwa na wafer silicon, ana yin resistors masu yaduwa nau'in P guda hudu tare da kwatance daban-daban na crystal, sa'an nan kuma an kafa gadar Wheatstone mai hannu hudu tare da wadannan resistors guda hudu.A ƙarƙashin aikin ƙarfin waje, canje-canjen ƙimar juriya sun zama siginar lantarki.Wannan gadar dutsen alkama tare da tasirin matsin lamba shine zuciyar firikwensin matsa lamba, wanda galibi ana kiransa gada piezoresistive (kamar yadda aka nuna a hoto 1).Halayen gadar piezoresistive sune kamar haka: ① ƙimar juriya na hannaye huɗu na gada daidai suke (duk r0);② Sakamakon piezoresistive na hannun da ke kusa da gada daidai yake da ƙima kuma akasin alamar;③ Adadin zafin juriya na hannaye huɗu na gada iri ɗaya ne, kuma koyaushe suna cikin zazzabi iri ɗaya.A cikin fig.1, R0 shine ƙimar juriya ba tare da damuwa ba a dakin da zafin jiki;RT shine canjin da ke haifar da ƙimar ƙimar juriya (α) lokacin da zazzabi ya canza;Υ Rδ shine canjin juriya da damuwa (ε);Wutar wutar lantarki na gada shine u = I0 Δ Rδ=I0RGδ (gadar tushe na yau da kullun).

Inda I0 ke ci gaba da kasancewa tushen halin yanzu kuma e shine madaidaicin ƙarfin wutar lantarki.Fitar wutar lantarki na gada piezoresistive kai tsaye daidai da nau'in (ε) kuma ba shi da alaƙa da RT da ke haifar da ƙimar juriya na zafin jiki, wanda ke rage zafin zafin firikwensin.Mafi yawan amfani da firikwensin matsa lamba na semiconductor shine firikwensin don gano matsa lamba na ruwa.Babban tsarinsa shine capsule da aka yi da silicon monocrystalline (kamar yadda aka nuna a hoto 2).An yi diaphragm a cikin kofi, kuma kasan kofin shine bangaren da ke dauke da karfin waje, kuma an yi gadar matsi a kasan kofin.Tushen zobe an yi shi da siliki guda kristal guda ɗaya, sa'an nan kuma an ɗaure diaphragm zuwa ƙafar ƙafa.Irin wannan na'urar firikwensin matsin lamba yana da fa'idodi na babban hankali, ƙaramin ƙara da ƙarfi, kuma an yi amfani da shi sosai a cikin jirgin sama, kewaya sararin samaniya, na'urorin sarrafa kansa da kayan aikin likita.