Labarai
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Menene bambanci tsakanin platin zinariya da plating na azurfa akan PCB?
Yawancin 'yan wasan DIY za su ga cewa launukan PCB da samfuran allo daban-daban ke amfani da su a kasuwa suna da ban mamaki. Mafi yawan launuka na PCB sune baki, kore, shuɗi, rawaya, shunayya, ja da launin ruwan kasa. Wasu masana'antun sun haɓaka PCBs masu launuka daban-daban kamar fari da ruwan hoda. A cikin tradi...Kara karantawa -
Koyar da ku yadda ake yin hukunci ko PCB na gaske ne
–PCBworld Karancin kayan lantarki da haɓaka farashin. Yana ba da dama ga masu yin karya. A zamanin yau, kayan aikin lantarki na jabu sun zama sananne. Yawancin karya irin su capacitors, resistors, inductor, MOS tubes, da kwamfutoci masu guntu guda daya suna yawo a...Kara karantawa -
Me yasa ake toshe vias na PCB?
Ramin da'a ta hanyar rami kuma ana kiransa ta rami. Domin biyan buƙatun abokin ciniki, dole ne a toshe allon kewayawa ta rami. Bayan aiki da yawa, ana canza tsarin toshe kayan al'ada na al'ada, kuma ana kammala abin rufe fuska na allo da abin rufe fuska da farin ni ...Kara karantawa -
Rashin fahimta 4: Ƙirar ƙarancin ƙarfi
Kuskure na gama-gari 17: Waɗannan siginonin bas duk an ja su ta hanyar resistors, don haka na sami sauƙi. Magani mai kyau: Akwai dalilai da yawa da ya sa ake buƙatar ja da sigina sama da ƙasa, amma ba duka suke buƙatar ja ba. Resissor mai cirewa da saukar ƙasa yana jan siginar shigarwa mai sauƙi, kuma na yanzu yana da ƙasa ...Kara karantawa -
Ci gaba daga Babi na Ƙarshe: Rashin Fahimta 2: Amintaccen Tsara
Kuskure na gama gari na 7: An samar da wannan allo guda a cikin ƙananan batches, kuma ba a sami matsala ba bayan dogon gwaji, don haka babu buƙatar karanta littafin guntu. Kuskure na gama gari 8: Ba zan iya zarge ni da kurakuran aikin mai amfani ba. Magani mai kyau: Daidai ne a buƙaci mai amfani don...Kara karantawa -
Injiniyoyin lantarki sukan yi kuskure (1) Abubuwa nawa ka yi ba daidai ba?
Rashin fahimta 1: Adana farashi Kuskure na gama gari 1: Wane launi ya kamata hasken mai nuna alama ya zaɓa? Ni da kaina na fi son shuɗi, don haka zaɓi shi. Magani mai kyau: Don fitilun masu nuna alama akan kasuwa, ja, kore, rawaya, orange, da dai sauransu, ba tare da la'akari da girman (a ƙarƙashin 5MM) da marufi ba, suna da ...Kara karantawa -
Abin da za a yi idan PCB ya lalace
Don allon kwafin pcb, rashin kulawa kaɗan na iya sa farantin ƙasa ya lalace. Idan ba a inganta shi ba, zai shafi inganci da aikin kwafin kwafin pcb. Idan aka watsar da shi kai tsaye, zai haifar da asara mai tsada. Anan akwai wasu hanyoyi don gyara nakasar farantin ƙasa. ...Kara karantawa -
Karamin dabara don gwajin multimeter na abubuwan SMT
Wasu abubuwan haɗin SMD ƙanana ne kuma ba su da daɗi don gwadawa da gyarawa tare da alƙalan multimeter na yau da kullun. Ɗayan shi ne cewa yana da sauƙi don haifar da gajeren kewayawa, ɗayan kuma shine rashin dacewa ga allon da aka rufe da abin rufe fuska don taɓa ɓangaren ƙarfe na fil ɗin. Ita...Kara karantawa -
Binciken kurakuran lantarki a lokuta masu kyau da mara kyau
Dangane da yuwuwar, kurakuran lantarki daban-daban tare da lokuta masu kyau da mara kyau sun haɗa da yanayi masu zuwa: 1. Mummunan hulɗa mara kyau tsakanin allo da ramin, lokacin da kebul ɗin ya karye a ciki, ba zai yi aiki ba, filogi da tashar wayoyi suna aiki. ba cikin hulɗa ba, kuma abubuwan da aka haɗa ...Kara karantawa -
Halaye da hukuncin lalacewa juriya
Sau da yawa ana ganin cewa masu farawa da yawa suna yin jujjuyawar juriya yayin gyaran da'irar, kuma ana wargajewa ana walda su. A gaskiya an gyara shi da yawa. Muddin kun fahimci halayen lalacewa na juriya, ba lallai ne ku ciyar da lokaci mai yawa ba. Juriya shine...Kara karantawa -
pcb a cikin fasaha na panel
1. Firam ɗin waje (gefen clamping) na jigsaw na PCB yakamata ya ɗauki ƙirar madaidaicin rufaffiyar don tabbatar da cewa jigsaw na PCB ba zai zama naƙasa ba bayan an gyara shi akan kayan aiki; 2. PCB panel nisa ≤260mm (layin SIEMENS) ko ≤300mm (layin FUJI); idan ana buƙatar rarrabawa ta atomatik, girman panel PCB × tsawon ≤...Kara karantawa -
Me yasa fenti akan allon kewayawa?
1. Menene fenti mai ƙarfi uku? Anti-paint guda uku wani tsari ne na musamman na fenti, wanda ake amfani da shi don kare allunan da'ira da kayan aiki masu alaƙa daga zaizayar muhalli. Fenti uku-hujja yana da kyakkyawar juriya ga babban da ƙananan zafin jiki; yana samar da fim mai kariya na gaskiya bayan warkewa, wanda yana da ...Kara karantawa
