Cov txheej txheem:
- Kauj Ruam 1: HINT - YUAV UA LI CAS Nrhiav "CLEAN LINE IN"
- Kauj Ruam 2: YUAV UA LI CAS YUAV TSUM PAUB IPOD DOCKING CRADLE
- Kauj Ruam 3: YUAV UA LI CAS YUAV TSHUAJ TIV THAIV KOM QHOV TSEEB LI CAS
- Kauj Ruam 4: YUAV UA LI CAS YUAV TSHUAJ IPOD CHARGER
- Kauj Ruam 5: Ua ib qho kev sib tham nyob qhov twg CASSETTE TAPE MECHANISM muaj nyob
Video: PLAY AND RECHARGE IPOD USING OLD BOOMBOX - Hints and Tips: 5 Kauj Ruam (nrog Duab)
2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:30
Xav txog qhov no ntxiv rau lwm yam iPod boombox mods. Kuv lees tias kuv qiv los ntawm Lwm Cov Lus Qhia. Tsis txhob txav deb ntawm Cov Lus Qhia, ntawm no yog "qw tawm" rau cov uas tau tshoov kuv siab kom dhia mus rau hauv kuv tus kheej kev hloov pauv. Ua tsaug.
Cov lus qhia ntawm kev hloov kho lub tsev kawm ntawv qub cassette player boombox los ua si koj iPod. Hmoov tsis zoo, Kuv tau khiav mus rau qee qhov snags thiab xav ntxiv ob peb yam ntxiv. Yog li, Kuv Cov Lus Qhia qhia txog yuav ua li cas kuv daws qee qhov teeb meem ntawd. Kuv vam tias qhov no yuav pab lwm tus uas tau ua rau muaj qhov zoo sib xws lossis xav tau cov yam ntxwv zoo sib xws. Thaum kawg, Kuv muaj ntau yam "ua-dhau" nrog cov qauv no thiab xav txhawb lwm tus neeg hloov pauv kom tsis txhob tso tseg ntawm lawv cov phiaj xwm. Yog tias koj muaj lub siab tawv los rhuav ib yam dab tsi uas koj nyuam qhuav hloov pauv, koj yuav xaus nrog qee yam uas koj tuaj yeem txaus siab rau. boombox. Qhov kuv xav tau kawg yog kev sib txuas ntawm iPod docking cradle uas yuav ob leeg them lub iPod thiab ua si los ntawm kev txuas txuas txuas Kab Kab Tawm. Kuv xav ntxiv ib qhov chaw uas cov kab xev qub qub nyob. Thaum kawg, Kuv kuj muaj Motorola SLVR L7 iTunes xov tooj yog li kuv xav ntxiv aux Line In jack. Kuv tau tawg qhov Cov Lus Qhia no rau hauv ntu raws cov yam ntxwv kuv ntxiv thiab yam kuv tau kawm. Kuv tau hla hla feem ntau ntawm cov khoom yooj yim txij li cov lus qhia saum toj no ua haujlwm zoo ntawm kev piav qhia txhua yam ntawd. Thov txim, kuv tsis tau sau Cov Lus Qhia no rau cov neeg tshiab. Cov ntsiab lus tsis suav nrog. Kuv tau ua tiav ntau yam piv txwv tias tus nyeem ntawv muaj qee qhov kev paub dhau los. Koj yuav nco ntsoov feem ntau ntawm cov duab kuv tau suav nrog yog tom qab qhov tseeb. Kuv tsis tau thaij duab ua ntej txij li kuv tsis tau npaj los ua Tus Qhia. Yog tsis muaj cov duab kuv tsis tuaj yeem suav nrog cov ntsiab lus xav tau rau neophyte los daws qhov kev hloov pauv no. Yog li qhov no yog ntau ntxiv txog Hints thiab Cov Lus Qhia es tsis yog qhov tseeb ntawm ib kauj ruam.
Kauj Ruam 1: HINT - YUAV UA LI CAS Nrhiav "CLEAN LINE IN"
Hauv lwm Cov Lus Qhia thiab ntau lwm qhov chaw hauv is taws nem koj yuav nyeem txog teeb meem nrog kev siv qhov kuv hu ua "cassette-tape-head-method." Koj paub, siv cov xov dub, liab thiab dawb ntawm kab xev taub hau thiab pub lub mloog pob ntseg tso tawm ntawm koj lub iPod rau nws. Qhov no tsis ua haujlwm ib txwm thiab nws tsis ua haujlwm nrog kuv tus qauv ib yam nkaus. Ib qho kev daws teeb meem yog tshawb xyuas lub rooj sib tham loj ntawm boombox rau sab laug thiab sab xis. Yog tias koj muaj hmoo, koj yuav pom "L" thiab "R" qhov chaw ntawm lub rooj tsavxwm loj.
Nov yog cov lus qhia ua kom koj yos hav zoov yooj yim dua. Feem ntau ntawm cov boomboxes no muaj cov tshuab siv lub tshuab hloov pauv uas hloov qhov chaw los ntawm CD player, xov tooj cua lossis kab xev rau lub suab nrov loj. Nrhiav qhov hloov qhov kev xaiv no. Tom qab koj pom qhov hloov pauv, ntxig lub rooj tsav xwm tseem ceeb hla thiab nrhiav cov pins uas raug rau lub tshuab xaum kab xev. Kuv muaj hmoo, kuv daim ntawv lo. Qhov hloov pauv yog ob tus ncej, ib sab rau sab laug channel, lwm qhov rau sab xis. Ua raws cov kab ntawv no mus rau ib qho chaw uas koj tuaj yeem tso rau ntawm qee qhov ua. Kuv tau tshwm sim los xaus rau ntawm ob lub xov hlau txuas ntawm ob sab ntawm lub rooj tsavxwm tseem ceeb uas ua rau siv tau yooj yim tiag tiag. Ntawm kuv tus qauv, kuv xav khiav qhov "kab huv" rau ob lub iPod thiab Aux. Kab Hauv. Yog li ntawd, kuv xaim ob txoj hlua coj mus rau qhov chaw no. Cov thawj coj no xaus qhov twg? Ib L & R khub tuaj yeem siv tau thiab ua kom sov sov mus rau 1/8 txoj kab tso suab hauv jack, lwm L & R khub yuav tsum txuas rau iPod, Saib KAUJ RUAM 3. Vim li cas txoj kab no "huv?" Vim tias nws hla dhau daim kab xev kab xev player lub preamp thiab cuam tshuam nrog cov khoom siv hluav taws xob, uas tau tsim los rau kab xev taub hau tsis yog lub mloog pob ntseg tso tawm ntawm iPod. Yog tias koj txuas koj lub iPod rau cov kab no thiab kho lub ntim iPod, yuav muaj feem koj yuav tau txais lub suab huv dua li siv "kab xev-kab xev-lub taub hau-txheej txheem." Booya!
Kauj Ruam 2: YUAV UA LI CAS YUAV TSUM PAUB IPOD DOCKING CRADLE
Raws li tau hais hauv keeb kwm yav dhau, ib lub hom phiaj yog los ua ke iPod docking cradle. Vim li cas tsis tsuas yog yuav ib qho thiab hloov kho kom haum? Kuv siv rooj plaub ntawm kuv iPod thiab feem ntau tawm ntawm lub txee docking cradles xav kom koj tshem tawm rooj plaub ua ntej docking nws. Leej twg xav ua li ntawd? Kuv txiav txim siab los tsim ib qho los ntawm kos uas yuav haum rau hauv boombox.
Qhov yuav tsum tau muaj: 1/16 "Acrylic sheet - Tap Plastic 2'x2 '$ 7.00 Acrylic cement - Tap Plastic $ 3.40 1 iPod 30 pin Connector - Sparkfun https://www.sparkfun.com/commerce/categories.php - DEV -00704 $ 4.95 1 1/8 "lub tso suab tso suab - Xov tooj cua Shack - 274-249 $ 2.99 Yeem tau nov yog lwm qhov lus qhia. Yuav lub Sparkfun docking txuas! Qhov tseeb, tsis txhob yuav tus qauv uas kuv yuav, lawv muaj tus tshiab hu ua PodBreakout, DEV-08295, $ 14.95 uas ua rau siv cov khoom me me no yooj yim dua. Kuv hais txog "ua-dhau." Kuv tsis nco qab muaj pes tsawg qhov yuam kev kuv ua nrog tus txuas (DEV-00704). Ob peb zaug kuv yuam kev tsoo lub pins sab hauv tom qab teeb tsa. Kuv tau xaus nrog rub tawm tus pin los ntawm tus pin Kuv paub tias kuv yuav tsis siv los hloov qhov uas kuv tsoo. Los ntawm txoj kev, yog tias koj tau txais tus qauv DEV-00704, Kuv pom nws yooj yim dua rub tus pin tawm ntawm lub cev txuas, txuas thiab ua kom sov cov hlau xaim thiab tom qab ntawd hloov nws rov qab rau hauv lub cev. Muaj tsawg dua ntawm txoj hauv kev soldering ob tus pin uas nyob ib sab ua ke. Tsis txhob xav tias koj tuaj yeem txiav cov ces kaum los ntawm kev siv lub iPod txuas los ntawm ib qho ntawm cov khoom lag luam tawm iPod. Kuv yuav ob ntawm cov no thiab pom lawv tsuas muaj cov pins rau them koj lub iPod. Lawv tsis muaj tus pin rau Sab laug thiab Txoj Cai Suab Kab Tawm (pins 2, 3, 4). iPod Docking Connector Pinout Txuag koj tus kheej qee qhov mob siab, tsuas yog yuav lub Sparkfun docking txuas … Ntawm qhov no, rub tawm daim kab xev kab xev. Kuv muaj plaub tus ntsia hlau thiab ob lub txuas. Tam sim no koj muaj ntau qhov chaw rau tus menyuam txaj. Kev tsim ntawm iPod docking cradle yog ncaj nraim rau pem hauv ntej. Hauv paus, koj tab tom tsim "lub thawv" tawm ntawm 1/16 "daim ntawv acrylic. Nrhiav qhov chaw rau tus menyuam txaj. Kuv muaj iPod Nano 2G yog li txawm tias nrog nws cov ntaub ntawv, nws tau yoog txaus kom haum qhov twg cov tshuab siv kab xev kab xev nyees khawm siv. Tom qab koj tau xaiv qhov chaw tsim nyog, thuam lub thawv hauv cov duab los qhia tom qab ntawd hloov nws mus rau daim ntawv acrylic. Txiav nws tawm thiab ua kua nplaum ua ke siv cov kua nplaum acrylic. snugly hauv qhov. Kaw qhov no tsuas yog tom qab koj 100% paub tseeb tias txhua qhov kev sib txuas ua haujlwm raug, pom hauv qab cov kauj ruam. Cov ntaub ntawv loj rau hauv qhov chaw me me. Thaum kawg, kuv siv daim ntawv ntsia thawv ntawv uas tau tawg ib nrab. Dremel yuav tau pab tab sis kuv tsis muaj ib qho. Kuv kuj muaj chav txaus rau nruab thiab On/Off hloov (khawm liab) thiab kab lus tso suab hauv jack (saib KAUJ RUAM 4, hauv qab). Ua ntej gluing rau boombox koj tuaj yeem tsuag xim nws zoo li kuv di d.
Kauj Ruam 3: YUAV UA LI CAS YUAV TSHUAJ TIV THAIV KOM QHOV TSEEB LI CAS
Qhov Yuav Tsum Tau Ua: 2 Lub Suab Hloov Hloov Hloov - Xov Tooj Cua Xov Tooj Shack - 273-1380 $ 2.99 Seem ntawm perfboard Okay, ntawm no yog qhov hint loj tshaj ntawm tag nrho cov mod. Hauv KAUJ RUAM 1, Kuv pom kab huv. Txawm li cas los xij, tom qab kuv txuas kab txuas txuas txuas los ntsuas nws, Lub Suab Kab Tawm (Pins 2, 3, 4) Pinout teeb liab yog waaaaaay overdriven. Kuv sim nws nrog lub mloog pob ntseg tso tawm thiab nws suab zoo li ntawm 1/2 iPod ntim. Txawm li cas los xij, ntim tsis ua haujlwm thaum koj siv Cov Kab Tawm los ntawm cov khoom txuas. Lub suab tau tag nrho tag nrho. Rov qab mus rau internet rau qee qhov kev tshawb fawb kuv tau mus. Hauv is taws nem kuv tau hla hla qee qhov khawv koob dub hu ua "kev cuam tshuam cuam tshuam." Nov yog qhov txuas rau qee cov ntaub ntawv. https://hyperphysics.phy-astr.gsu.edu/hbase/audio/imped.html Piav tawm, Cov Kab Tawm Tawm los ntawm iPod yog qhov muaj siab heev thaum lub mloog pob ntseg tso tawm tsis muaj qhov cuam tshuam. Kuv xav tias daim kab xev kab xev kab xev tau tsim los rau qhov tsis muaj qhov cuam tshuam vim nws tau hnov zoo nrog lub mloog pob ntseg tso tawm. Kuv xav tau los txheeb xyuas yuav ua li cas txo qis kev cuam tshuam ntawm iPod's Audio Line Out. Kuv thawj zaug tau sim ntxig rau lub mloog pob ntseg yooj yim tswj nyob nruab nrab ntawm Kab Kab Tawm thiab "kab huv." Txhua yam uas tau ua yog ua rau lub teeb liab dhau los tsis nrov tab sis tseem tag nrho. Tom qab ntawd, Kuv tau hla cov cuab yeej no ntawm DAK Industries. Impedance thingy Nws yuav siv qhov luv Circuit Court impedance thiab phim nws mus rau qhov siab impedance Circuit Court ntawm kev hloov pauv cais. Kuv xav paub yog tias kuv tuaj yeem thim txoj ntsiab cai ntawd. Rov qab mus rau Radio Shack. Kuv pom cov suab hloov pauv no thiab yuav ob ntawm lawv (ib qho rau txhua lub channel). Kuv siv cov "rov qab." Kuv xaim hluav taws xob thiab cua sov ntswj lub 8 ohm windings ntawm cov hloov pauv mus rau "kab huv" pom hauv KAUJ RUAM 1. Qhov loj dua 1K ohm windings kuv txuas nrog lub txuas txuas (pins 2, 3, 4) Pinout. Cov av tuaj yeem xaim raws daim duab. Kuv tau txhim kho cov hloov pauv ntawm ib daim qub ntawm cov ntawv qub qub. Tom qab ntawd kuv hloov kho ib qho ntawm cov kab xev kaw lus txhawm rau txhawm rau txhawm rau hloov pauv. Lo thiab saib seb, cov hloov pauv ua haujlwm! Booya! Nco qab tias kuv tau tham txog kev ua dhau? Kuv ua tiav tag nrho cov laug, txuas thiab rov ua txhua yam. Kuv xav tias kuv tau ua tiav nrog tag nrho txoj haujlwm. Tsis yog li ntawd! Kuv txhawb lub boombox thiab eeeeeeeeeeeeeeeeeeeeeee - lub suab tawm tswv yim! Thaum kuv ntsaws rau hauv iPod, cov lus pom ploj. Qhov ntawd txhais tau tias kuv tsis muaj lub nra tawm suab tawm tswv yim. Doh! Kuv xav poob ncaws qhov darn tshaj plaws. Kuv puas muaj lub siab tawv los rhuav nws txhua qhov kom sim kho nws? Tsis ua siab loj, tsuas yog ruam. Tom qab coj nws tag nrho sib nrug dua, Kuv hle tawm lub ntsws tubing, desoldered kev sib txuas thiab pib pib tag nrho. Kuv rov txuas nws hauv kev teeb tsa sib txawv. Tsis muaj dab tsi ua haujlwm. Thaum kawg, kuv xam nws tawm. Nco qab ob lub xov hlau jumper kuv pom ntawm lub rooj tsavxwm loj, qhov twg kuv pom "kab huv?" Kuv txiav txim siab txiav lawv. Lo thiab saib seb, nws ua haujlwm! Qhov kuv tau ua yog txiav tawm preamp Circuit. Lub Circuit Court tau ua rau tsis muaj cov lus qhia ntxaws ntxaws. Qhov tseeb lub suab tau zoo dua li ua ntej. Tsis muaj hiss lossis humming, huv si heev. Booya!
Kauj Ruam 4: YUAV UA LI CAS YUAV TSHUAJ IPOD CHARGER
Ib lub hom phiaj yog tsim kom muaj lub iPod them nyiaj rau hauv lub boombox. Kuv xav tias qhov no yuav yooj yim. Nrhiav kab 5 volt thiab txuas nws rau tus pin 16 thiab 23 Pinout ntawm Sparkfun docking txuas. Wham bam, ua tau. Yog lawm. Yooj yim li Manhattan Project.
Qhov yuav tsum tau: 1 laub rau/thawb tawm hloov - Xov tooj cua Shack - 275-617 $ 2.49 1 5V Tsau 7805 Tus Tswj - Xov Tooj Cua Shack - 276-1770 $ 1.59 1 10uf Capacitor - Radio Shack - 272-1025 $ 0.99 1 100uf Capacitor - Radio Shack - 272 -1028 $ 1.29 1 Diode - Radio Shack - 276-1104 $ 0.89 2 50K ohm resistors - Mouser Mouser Industries - 270-49.9K -RC $ 0.11 2 75K ohm resistors - Mouser - 270-75K -RC $ 0.11 Seem perfboard tshav kub ntsws ntsws tubing Thawj lo lus nug yog qhov twg kom tau txais 5 volts. Kuv txiav txim siab saib lub Circuit Court uas tsav lub tshuab kab xev kab xev. Tom qab ripping tawm daim kab xev kab xev mechanism, Kuv fiddled nrog nws sim txiav txim seb nws ua haujlwm li cas. Tub nws zoo li nyuaj! Cov txheej txheem muaj ntau qib thiab cov dej ntws tab sis nws yooj yim heev. Qhib ua si thawb lub kab xev lub taub hau nqa thiab lub reed hloov uas qhib lub suab thiab lub cev muaj zog. Zoo li Instructable Sony boombox Kuv xav tau lub peev xwm los qhib/tua lub iPod them hluav taws xob. Yog li kuv tau yuav Push On/Push Off hloov ntawm Xov Tooj Cua. Nws yog lub pob liab liab hauv cov duab. Kuv ntsuas 10 volts ntawm lub tshuab hluav taws xob thiab lees paub tias nws tau tua thaum lub Nres kaw lub kaw lus khawm raug thawb (uas cuam tshuam qhov hloov pauv reed). Tseeb, muaj ntau ntau 5 qhov hluav taws xob hluav taws xob nyob ntawm lub rooj tsav xwm tseem ceeb tab sis cov kab hluav taws xob tsis txuas nrog thiab tawm nrog daim kab xev kaw suab kaw suab. Ntxiv rau, kev sib txuas hauv Circuit tau yooj yim, txij li ob qho tib si hloov pauv thiab lub tshuab hluav taws xob tau ob qho tib si hla los ntawm ib qho txuas rau ntawm pawg thawj coj. Qhov kev sib tw tom ntej yog hloov pauv ntsuas 10 volt rau 5 volts. Kuv pib nrog Cov Lus Qhia no. Yooj Yim Yooj Yim Kuv tshawb hauv internet txuas ntxiv thiab pom qhov Circuit Court no thiab txiav txim siab siv nws. 5 Volt Regulator Tsim Lwm qhov kev mus rau Xov Tooj Cua, ib qho qub ntawm cov ntawv qub qub, qee qhov siv thiab thuam, kev tswj hwm 5 volt qhov chaw uas tuaj yeem siv tau los them lub iPod. Kuv tau siv lub txuas uas siv lub cav thiab hloov mus. Kuv xaim qhov tso tawm rau iPod txuas txuas (pins 16 thiab 23) Pinout. Kuv hloov kho cov kab xev txheej txheem teeb tsa los tuav lub tshiab 5 volt tswj kev them nqi hluav taws xob. Hauv KAUJ RUAM 3 Kuv tau hais txog "ua-dhau". Zoo lub sijhawm ntawd, Kuv pom lub iPod tsis tau them! Nws tau txais 5 volts tab sis lub iPod them nyiaj ntsia hlau yuav los tom qab ntawd ploj mus. Qhov ntawd txhais tau tias iPod tau khiav ntawm roj teeb thaum ntsaws! Doh! Rov qab mus rau hauv internet rau kev tshawb fawb ntxiv, Kuv tau mus. Kuv pom tias iPod kho vajtse tshiab yuav tsum muaj qhov hluav taws xob me me ntawm tus pin 25 thiab 27 txhawm rau them. Yog vim li cas oh! Zoo li kuv tau hais, Kuv xav tso qhov ncaws tawm. Persistence yields perfection. Hint - Muaj ntau dua ib txoj hauv kev los them lub iPod. Hauv KAUJ RUAM 2 Kuv hais kuv tau yuav ob lub iPod them nyiaj. Kuv rub tawm VOM los tshuaj xyuas cov roj teeb no txij li thaum kuv paub ob qho tib si tau them kuv lub iPod. Kuv pom qee yam nthuav. Ib lub charger tau siv roj teeb AA ua lub zog siv. Lwm tus siv cov kab mob hauv phab ntsa. Ob leeg tau sib txawv them nqi hluav taws xob. Lub roj teeb siv lub roj teeb siv lub zog 5 volt USB hom fais fab (tus pin 16 thiab 23). Phab ntsa wart version siv 12 volt Firewire Circuit (pins 19/20 thiab 29/30). Firewire version tau ntxim nyiam dua, vim nws tsis xav tau ib qho ntxiv. Cias txuas 12 volts rau tus pin 19 thiab 29. Txawm li cas los xij, Kuv tsis muaj 12 volt qhov chaw ntawm lub rooj tsavxwm tseem ceeb. Lub hwj chim muab hluav taws xob ntawm lub boombox tsuas yog tso tawm qhov ntsuas ntawm tus lej 9 volts. Yog li kuv tau sib cais lub USB them lub charger thiab pom ib pawg ntawm cov tiv thaiv teeb tsa hauv qhov yooj yim faib hluav taws xob Circuit Court. Cov resistor no (50K ohm, 75K ohm) qhov tseem ceeb tsis muaj nyob hauv Xov Tooj Cua Shack yog li kuv xaj lawv los ntawm Mouser … thiab tos tos rau UPS. Tom qab tau txais plaub tus neeg tiv thaiv kuv tau tsim subBoard me me. Kuv tau txuas thiab txuas lub rooj tsavxwm no mus rau lub rooj them nqi hluav taws xob tseem ceeb thiab txuas nws. Kuv sim thiab pom nws tsis tau them! Kuv jiggled lub docking connector thiab pom kuv mounted lub docking connector tsawg dhau. Cov kab hluav taws xob them hluav taws xob tsis ua haujlwm zoo nrog iPod. Doh! Kuv yuav tsum tau ua txhaum cov kua nplaum ntawm tus menyuam txaj (dua) thiab rov txuas tus txuas rau hauv tus menyuam txaj. Ua tau zoo! Thaum kawg nws tau them. Thaum kawg, cov laug thiab cov cua sov ua rau qhov sib txuas sib txuas rau lub Liab Push On/Off khawm uas tau teeb tsa hauv tus menyuam yaus hauv kab 3. Nco ntsoov, qhov reed hloov tau qhib lub suab hluav taws xob thiab lub tshuab hluav taws xob (uas tam sim no ua raws li lub iPod them nqi hluav taws xob). Tam sim no koj yuav tsum muaj tus menyuam nqa khoom uas them koj lub iPod thiab ntaus nkauj hauv lub boombox! Booya!
Kauj Ruam 5: Ua ib qho kev sib tham nyob qhov twg CASSETTE TAPE MECHANISM muaj nyob
Tom qab kuv yanked tawm cov kab xev kab xev los ntawm boombox, lub qhov rooj kaw suab tsis kaw. Lub qhov rooj tau ntim lub caij nplooj ntoo hlav thiab lub qhov rooj kaw yog ib feem ntawm cov txheej txheem. Kuv tuaj yeem kaw qhov rooj kaw tab sis zoo li tsis muaj chaw seem. Kuv txiav txim siab los tsim lub thawv acrylic ntshiab thiab teeb lub thawv tom qab nrog lub xiav LED.
Qhov Yuav Tsum Tau: 1 xiav LED diode - Frys - 149mcd 3.8Vf @20mA 1 330 ohm resistor - Radio Shack - 271-1315 $ 0.99 qee qhov 28awg - 24awg xaim 1/16 "Acrylic sheet - Tap Yas Tap Yas 2'x2 '$ 7.00 Acrylic cement Kais Yas $ 3.40 Ua ntej koj yuav tsum txiav tag nrho cov yas uas tsis tsim nyog. Ntawm lub qhov rooj kaw qhov rooj, feem ntau ntawm cov yas siv los tuav daim kab xev kab xev nyob hauv qhov chaw. Qhov no yog qhov lom zem. Nrog rab riam, xaim txiav, Muaj rab riam, pom thiab cov ntawv xuab zeb, tshem tag nrho cov yas me me tshwj tsis yog lub pob khawm thiab lub qhov rooj ntawm qhov rooj. tseg ib daim yas uas yuav ua tus thauj tog rau nkoj kaw lub qhov rooj. Ua qhov ntsuas nruj rau lub thawv 5 sab. Hloov cov ntsuas no mus rau cov qauv duab los qhia duab. Ua tib zoo saib hauv lub thawv ntawv ua ntej. txaus siab, hloov daim cardboard templ ates rau 1/16 "ntshiab acrylic ntawv. Txiav tawm daim. Ua kom haum ib thooj ntawm lub sijhawm siv sijhawm los sim ua kom haum thiab ntau dua. Pib nrog daim sab saum toj, tom qab haum rau hauv qab, tom qab ntawd ob sab thiab ntu kawg yog daim thim rov qab. Yog tias koj xav tau tus kws tshaj lij saib kev teeb tsa, xuab zeb nthuav tawm cov npoo ntawm acrylic kom ua tiav zoo dua siv cov ntawv nplua thiab zoo dua. Siv cov yas txhuam (los ntawm Tap Plastics) kom tiav nws tawm. Siv acrylic cement rau kev sib dhos zaum kawg. Tam sim no uas kuv tau muaj qhov faib tawm kom pom tseeb, Kuv muaj lub tswv yim ntxiv lub xiav LED kom pom nws. Kuv txiav txim siab ua lub zog LED nrog lub tshuab hluav taws xob (9v) hloov qhov kev tswj hwm 5 volt Circuit kuv tau tsim. Vim li cas? Kuv xav tias kos duab ntau zog los ntawm lub tshuab hluav taws xob nws yuav "pab" tus 7805 tus tswj hwm. Yog tias kuv siv 5 volt sab, nws yuav tau thauj 7805 ntau dua, ua rau nws kub dua ntxiv. Kuv yuav ib lub xiav LED (specs. 3.8 Vf, 20 mA) ntawm Fry's. Siv lub laij lej LED no kuv tuaj nrog 330ohm resistor, siv ntsuas 10 volt lub cev muaj zog Circuit Court. LED Circuit yog qhov yooj yim. Hlau tus resistor nyob rau hauv series nrog lub diode thiab siv cua sov ntsws ntawm txhua yam. Kub nplaum nws mus rau sab hauv ntawm lub boombox. Tsom lub teeb kom nws yuav pom lub qhov nyob hauv. Cov kauj ruam kawg yog kom yooj yim zip khi txhua lub xoob xoob kom pom zoo thiab rov ua dua lub boombox. Booya! Koj ua tiav! Hnov zoo, tsis yog nws? Kawg Shout Out - Ua tsaug rau txhua tus rau kev koom tes rau lub xaib no! Kuv yeej tsis paub ntau npaum li cas nws siv zog!
Pom zoo:
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