Teeb Teeb: 18 Cov Kauj Ruam (nrog Duab)

2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:30

Hauv kev teb rau suab paj nruag. Siv lub teeb ci LED tshem tawm ntawm tus cwj mem, sib zog lossis zoo ib yam thiab ob peb yam ntxiv los tsim nws. Tsis muaj soldering koom tes. Nov yog qhov hloov pauv yooj yim ntawm qhov ntsais ntsais LEDs qhia tau tshaj tawm ntawm no ua ntej. Kuv yuav sim piav qhia meej txhua kauj ruam yog li tus neeg uas muaj kev paub me ntsis tuaj yeem ua tiav ib qho ntxiv. Cov khoom ntawm cov lus qhia no tsis yog lub teeb ntsais muag uas koj tsim - nws yog kev paub uas koj tau txais thaum koj tsim qhov kev sib tw yooj yim heev no, nrog cov ntaub ntawv uas feem ntau muaj, nrog cov cuab yeej yooj yim thiab cov txuj ci tshwj xeeb me me.

Kauj Ruam 1: Coj Lub Teeb Sib Nraus

Qhov: Tam sim no ntau lub khoom siv tuaj nrog lub teeb ci LED (teeb nyem) ua hauv, nws yooj yim tsuas yog yuav ib qho thiab sib nrug rau cov roj teeb thiab LED. Koj yuav tsum tso lub tsaj ntawm ib tus cwj mem, luam yeeb sib zog lossis keychain lossis ib yam dab tsi. Koj yuav tsum tau txais peb lub xovtooj ntawm tes, ib qho LED thiab qee qhov hloov pauv kom ua tiav lub Circuit Court.

Daim duab qhia pom tus cwj mem nrog ua lub teeb nyem LED.

Kauj Ruam 2: Peb Lub Xovtooj Ntawm Tes

LED teeb (teeb nyem) suav nrog peb lub xov tooj ntawm tes thiab ib qho LED.

Peb lub pob khawm pom hauv daim duab no.

Kauj Ruam 3: Thiab ib qho LED

LED yog sab hauv lub tsho yas dawb hauv daim duab no.

Kauj Ruam 4: Tus tuav lub roj teeb, LED thiab Hloov

Peb yam khoom no tsim ib qho qauv. Qhov hloov pauv yog cov hlau uas tuaj yeem ua rau sib cuag nrog ib sab ntawm LED thaum lub pob nyem.

Kauj ruam 5: Hloov

Nov yog qhov txhaj tshuaj ze ntawm qhov hloov ntawd.

Daim duab thib ob yog qhov piv txwv zoo sib xws raug tshem tawm ntawm lub teeb cigarette uas tau pov tseg hauv kuv txoj kev los ntawm tus neeg tsis paub qab hau zoo. Ua tsaug ntau rau tus neeg siab zoo ntawd.

Kauj Ruam 6: Txuas Cov Hluav Taws Xob

Txuas ob lub xov hlau hla qhov kev hloov ntawd. Cov yeeb yaj kiab qhia tias koj tuaj yeem sim nws li cas.

Lub tswv yim yog tias koj txuas hluav taws xob hloov mus rau cov xov hlau no thiab txuas lub suab paj nruag rau nws kom nws kaw lub sijhawm nrog kev ntaus nkauj. Tom qab ntawd koj yuav muaj lub teeb dawb uas ci rau lub sijhawm rau nkauj.

Kauj Ruam 7: Ua Kev Sib Txuas: Sawb

Koj yuav tsum paub yuav ua li cas koj tuaj yeem ntseeg tau txuas cov khoom siv ua ke siv xaim. Nov yog qhov txuj ci tseem ceeb uas koj xav tau kom tau txais.

Ua ntej tshaj, hle lub rwb thaiv tsev tawm ntawm qhov kawg ntawm xaim. Txiav daim npog yam tsis nicks cov xov hlau sab hauv. Qhov no siv qee qhov kev coj ua, thiab txoj hauv kev zoo tshaj plaws uas kuv tau pom muaj txiaj ntsig yog sau kab ib puag ncig cov rwb thaiv tsev nrog rab riam ntse. Qhov kawg tuaj yeem rub tawm. Sim txiav tag nrho los ntawm rwb thaiv tsev feem ntau khawb cov xov hlau sab hauv ib yam, ua rau lawv tawg taus. Kev ua haujlwm txuas ntxiv yuav ua rau cov xov hlau tawg ntawm qhov no, thiab koj yuav tsum tau rov ua dua. Tawm ntawm qhov tsis txaus hauv cov xov hlau hauv koj cov phiaj xwm thaum ntxov txhawm rau tso cai rau qhov khoom zoo li no.

Kauj Ruam 8: Ua Kev Sib Txuas: Twist

Yog tias koj tab tom siv cov xaim xaim, piv txwv li, xaim uas muaj cov xov tooj me me tau sib sau ua ke hauv cov yas npog, kev ua haujlwm dhau los yuav muaj koj saib qee yam uas zoo li kev lag luam xaus ntawm tus poj dab cov khaub ncaws txog yuav tawm mus rau hauv xiav nyob ntawm no.

Yog li twist lawv. Tuav qhov frayed kawg ntawm tus ntiv tes xoo thiab tus ntiv tes xoo ntawm ib txhais tes, thiab tig (qhov loj dua) ib feem ntawm cov hlau nrog lwm tus tes, thiab cov hlua yuav qhwv lawv ib puag ncig lawv tus kheej thiab nthuav tawm qhov zoo nkauj thiab saib taus, zoo li hauv daim duab.

Kauj Ruam 9: Ua Kev Sib Txuas: Koom nrog

Qhwv cov xaim nyob ib puag ncig ntawm cov LED kom ua kom sib haum. Yog tias koj saib daim duab ntawd dua, ib txoj hlua tau qhwv ib ncig ntawm cov hlau lead dawb ntawm LED, thiab lwm cov xov hlau tau cuam tshuam rau hauv lub roj teeb tuav tiv thaiv cov hlau uas ua rau ib tus ncej ntawm qhov hloov pauv.

Kuv tau ua qhov ntawd los ntawm rub daim hlau ntawd tawm, thiab rov txuas nws nrog cov xaim qhwv nws. Tam sim no thaum koj kov qhov kawg ntawm cov xov hlau ua ke, LED yuav tsum ci. Tom ntej no, peb yuav hais kom tus dab mus zaum ntawd thiab kov cov xov hlau ua ke nyob rau lub sijhawm rau nkauj. Tawm peb mus, kom tau txais tus dab no.

Kauj ruam 10: Transistors

Nov yog Dab. Ib pawg ntawm lawv.

Qhov no yog kev xaiv los ntawm kuv sau ntawm transistors. Qee tus ntawm lawv yuav txawm tias tsis raug puas tsuaj thiab ua haujlwm zoo li tshiab. Peb yuav tsum siv lub transistor los hloov LED raws li cov nkauj. Koj tuaj yeem pom cov transistors hauv txhua qhov khoom siv hluav taws xob. Sim scrounge qee cov khoom qub qub vim tias cov transistors hauv cov khoom niaj hnub no yuav zoo li me me kom pom yam tsis muaj lub tsom iav. Kuv yuav siv BD135 los ntawm kev sau hauv daim duab. Nws tau hais tias yog lub zog nruab nrab silicon NPN transistor. Yog tias koj yuav tsum yuav ib qho, tau txais BD135 lossis qhov sib npaug. Lossis sim ib qho transistor koj rub tawm qee cov khoom siv hluav taws xob. Nws yuav tsum yog NPN, txwv tsis pub hom, ua, qhov loj me thiab lwm yam tsis muaj teeb meem ntau.

Kauj Ruam 11: LED rau Tus Sau

Transistors muaj peb lub davhlau ya nyob twg hu ua tus sau, emitter thiab lub hauv paus. Cov npe no tau tshwm sim ntev dhau los txij li hnub nyoog thaum transistors yog ob lub ntsiab lus ntse nias rau hauv qhov thaiv ntawm germanium.

Rau BD135, lub hauv paus hauv paus yog tus neeg khaws khoom. Lwm qhov ob yog lub hauv paus thiab tus neeg sau khoom, pom tseeb. Tab sis kuv tsis meej pem, thiab yuav tsum xa mus rau cov ntawv kom tau txais cov ntaub ntawv raug. Yog tias koj siv BD135 tus pin tau sau rau hauv daim duab. Yog tias koj siv lwm lub cuab yeej sim tshawb nrhiav cov ntaub ntawv hauv web (siv google). Cov xaim los ntawm LED yuav tsum txuas mus rau tus neeg sau ntawm transistor, thiab ntawm no tau qhia tawm qhov npaj tseg rau kev npaj txuas.

Kauj Ruam 12: Roj Teeb Tsis Zoo rau Emitter

Lub ntsej muag me me ntawm lub xovtooj ntawm tes yog nws lub davhlau ya nyob twg tsis zoo. Nws yuav tsum tau txuas nrog lub davhlau ya nyob twg emitter ntawm transistor. Cov xaim ntawd tau pom tias hle tawm ua ntej txuas nws.

Kauj Ruam 13: Qhov Ntub Ntiv Ntiv Tes

Thaum tus neeg sau thiab xa tawm ntawm transistor txuas nrog qhov chaw hloov, nws tuaj yeem tswj lub teeb pom kev ntawm LED. Ib qho me me tam sim no mus rau lub hauv paus (lub davhlau ya nyob twg tsis pub dawb ntawm lub transistor hauv daim duab) yuav ua rau muaj dej ntau dua tam sim no ntws los ntawm nws cov neeg sau khoom, ob qho tam sim no sib koom cov emitter lead. Thaum lub transistor tau txuas nrog zoo li hauv daim duab, LED yuav tsum nyob twj ywm. Yam tsawg kawg nws yuav tsum, yog tias lub transistor tsis ua txhaum thiab nws tau txuas nrog txoj hauv kev ib puag ncig tam sim no txuas tus neeg khaws thiab lub hauv paus coj ntawm lub transistor yuav ua rau LED teeb. Nov yog qhov Kev Ntsuas Ntiv Ntiv Dej Ntiag Tug. Ua yeeb yaj kiab. Kuv tuav lub roj teeb zoo (ib tus coj ntawm LED) hauv ib txhais tes, thiab kov lub hauv paus ntawm transistor nrog lwm tus. Thaum lub hauv paus txhuas tsoo qhov ntub ntawm kuv tus ntiv tes, lub teeb ci LED.

Kauj Ruam 14: Txuas rau Emitter thiab Base

Yog tias koj tau ua tiav qhov kev ntsuas ntiv tes ntub, cov kauj ruam tom ntej yuav yog qhov ua tiav los siv lub suab paj nruag.

Lub transistor yuav ua, ua rau LED pom kev, thaum twg qhov hluav taws xob ntawm nws lub hauv paus ntau dua li ib nrab ntawm ib qho volt (500 millivolts) nrog kev hwm rau nws cov emitter. Peb siv lub suab paj nruag teeb liab nruab nrab ntawm lub hauv paus thiab tus tso tawm ntawm lub transistor no, yog li ntawd LED yuav ci hauv kev khuv leej nrog cov nkauj. Daim duab qhia pom ob lub xov hlau txuas nrog lub hauv paus thiab tus xa tawm ntawm transistor. Thaum koj tau ua tiav cov theem no, lub hauv paus thiab tus neeg sau khoom yuav muaj ib txoj xov hlau txhua qhov qhwv ib puag ncig lawv. Hauv qhov sib txawv ua tiav, cov hlau lead emitter yuav muaj ob lub xov hlau nyob ib puag ncig nws.

Kauj Ruam 15: Txuas Tus Tiv Thaiv

Tom ntej no, peb xav tau tus tiv thaiv. Txhua yam ntawm 47 ohms thiab 1,000 ohms yuav ua, nws tsis yog qhov tseem ceeb. 470 ohm resistor yog qhov kuv siv, raws li qhia hauv daim duab.

Yog tias koj qhib lub xov tooj cua qub uas zoo li feem ntau koj yuav tau txais sau los ntawm lawv. Sim ob peb, ib qho ntawm lawv yuav ua haujlwm. Nyob ntawm qhov chaw ntawm koj lub suab (suab paj nruag) lub teeb liab, tus tiv thaiv no yuav tsis xav tau.

Kauj Ruam 16: Lub Pob Ntseg Jack

Tom ntej no, peb yuav tsum muaj qee yam uas ntsaws rau hauv lub suab paj nruag qhov chaw. Qhov kawg ntawm ob khub ntawm lub mloog pob ntseg tso suab yuav ua. Tau txais lub ntsaws tawm ib khub ntawm lub mloog pob ntseg qub lossis pob ntseg yog tias koj tsis tuaj yeem pom lub ntsaws ntawm nws tus kheej.

Kauj Ruam 17: Txiav Qhov Kawg thiab Sawb

Koj yuav tsum tau txais lub teeb liab tawm ntawm lub ntsaws. Txiav cov xov hlau nyob ib puag ncig thiab hle lawv. Lub mloog pob ntseg no ua los ntawm ib khub ntawm cov pob ntseg uas pheej yig tiag tiag tau liab qab braid thiab cov xaim xaim hauv sab hauv yas thaiv.

Yog tias koj tau txais cov hmoov txhuas zoo li no, khawb cov hniav txha hniav laus nrog rab riam ntse - siv lub siab maj mam kom tsis txhob nicking hlau.

Kauj Ruam 18: Txoj Haujlwm Ua tiav

Txuas nws, thiab txoj haujlwm tiav. Ntawm no hauv daim duab, Kuv tau siv qhov ntev ntawm cov xov hlau nruab nrab ntawm Circuit Court thiab lub mloog pob ntseg, tab sis qhov ntawd tsuas yog ua kom yooj yim.

Ntxig lub ntsaws rau hauv koj daim kab xev player, MP3 player lossis lub khoos phis tawj suab lub computer thiab sim ua qee yam nkauj. LED yuav ci rau lub sijhawm rau suab paj nruag. Tab sis tom qab ntawd muaj teeb meem - koj tuaj yeem pom lub teeb ci LED, tab sis koj tsis tuaj yeem hnov lub suab paj nruag ua si. Qee tus neeg hais lus siv hluav taws xob muaj lub qhov (socket) rau lwm tus hais lus, thiab koj yuav sim ua qhov no rau qhov ntawd. Daim vis dis aus qhia kuv qhov kev sim ntawm kuv tus qauv.