Saurin jagora: lambar launi mai tsayayya

lambar launi mai tsayayya

Mutane da yawa Kayan lantarki suna da nomenclatures ko tsarin gano su. Misali, lambobin launuka masu tsayayya, wanda zai ƙayyade juriya a cikin ohms cewa suna da ikon haɓakawa, da haƙuri. Yana da mahimmanci sanin waɗannan lambobin don sanin game da nau'in juriya da kuke da shi a gabanku lokacin da ba ku da wani taimako don sanin ƙimarsa, kamar multimeter.

A cikin wannan jagorar mai sauri zaka iya koya don fasa lambobin na masu adawa don samun darajar a ohms da haƙurinsu, duka a cikin tsayayyar al'ada da kuma cikin wasu nau'ikan masu adawa ...

Lambobin launuka masu tsayayya

Dogaro da nau'in juriya, lambobin launi na iya bambanta. Don samun damar tantance ƙimomin a cikin ohms da haƙurin dole ne ku san waɗannan teburin lambobin launi na masu adawa.

4 da 5 makada

Ga masu adawa na al'ada na 4 da 5 makada, zaku iya amfani da wannan teburin don gano darajar sa:

Tebur 1

Kamar yadda kake gani, na sama da na kasa kuna da misalin lissafi domin ku ga yadda ake gudanar da irin wadannan teburin. Misali, mai adawa 5-band mai launin ruwan kasa, baƙi, baƙi, ja, da launuka na zinariya zai nuna hakan 10 kΩ da kuma haƙuri na ±5%, wannan shine, yana iya bambanta wannan ƙimar a sama ko ƙasa da 5%, tunda basu dace ba.

Saboda haka, hanya yana da sauki, kawai gano cewa launuka 4 ko 5 ne, sannan kuma ka duba kowane launi a cikin jadawalin. A cikin wannan misalin zai zama:

  • Marrón: launin ruwan kasa a madaidaicin farko yana nufin 1. Zai zama lambar farko ta lambar da za'a ninka ta ninkawa.
  • Black: baƙar a cikin tsiri na biyu shine 0. Lambar ta biyu ce.
  • Black: baƙar a cikin tsiri na uku shine 0. Na uku.
  • Rojo: ja a zango na huɗu mai ninkawa ne, wanda za'a ɗaga 10 izuwa lambar da ta dace da wannan launi. A wannan yanayin x 102.
  • Dorado: shine haƙurin ±5%.

Saboda haka, 100 x 102 = 10.000, wato, 10k.

Sauran masu adawa

Kamar yadda kake gani, lambobin launi na masu adawa don ratsi 4 da 5 ba zasu yi aiki ba wasu masu adawa. Misali, don dutsen farfajiya, masu iya iya aiki (masu canji), da dai sauransu.

Resources

Baya ga samun damar tebura na baya na lambobin launi na masu adawa, ya kamata ku san cewa suna wanzu Wani albarkatun a hannunku domin samun damar tuntubar su ta ko'ina daga duk inda kuke. Misali, kuna da wasu yatsun yanar gizo don lissafi ko wasu ƙa'idodi don na'urorin hannu:

  • DigiKey: yanar gizo tare da kalkuleta na ƙimomi bisa ga lambar juriya. Af, idan kuka nemi wannan suna akan Google Play ko App Store, zaku ga shima yana da app don amfani dashi mafi dacewa.
  • ElectroDoc: Aikace-aikacen Android tare da lambobin launi na masu adawa da yawancin sauran bayanai game da dabara, lissafi, da'irori, abubuwan da aka gyara, da dai sauransu.
  • Kalkaleta Lambar Lambar Resistor: aikace-aikace mai sauƙin amfani don lissafin ƙimar masu tsayayya ta launuka.

Abubuwan da ke cikin labarin suna bin ka'idodinmu na ka'idojin edita. Don yin rahoton kuskure danna a nan.

Kasance na farko don yin sharhi

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