作者查詢 / beagle
作者 beagle 在 PTT [ Electronics ] 看板的留言(推文), 共1245則
限定看板:Electronics
看板排序:
全部Bank_Service2154Electronics1245ask453translator170b94902xxx121creditcard111NDHU_Sunny973NTHU_IPE1471NTHU_IPE1571GameDesign59Little-Games43HCU40puzzle39b97902xxx36b98902xxx32AntiVirus25b95902xxx24katncandix216OCU14Storage_Zone14juniorhigh13Physics13Chemistry12Jam12StupidClown12VideoCard12Violation12ask-why11b92902xxx11CD-R10Plant10CSCouncil9KSHS_Talk9Nethood9Psychology029SYSOP9Warfare9homemaker8Network8ArakawaCow7BCC_Midnight7digger7EZsoft7hardware7Jinglun7KuangPing7optical7Touhou7Trace7C_Question6Ladies_Digi6Audiophile5b96902xxx5Digitalhome5EVERYPLANET5FixMyHouse5Folklore5interdreams5Key_Mou_Pad5KLSH5KS96-3015logic5NTUE_SED5politics5rent-exp5Zhongshan5CartoonNet4Chinese4Christianity4Emulator4FJU4HDFS_Bball4historia4HSNU_11104Hunter4Linux4MapleStory4money4NTU-K24Printer_scan4SENIORHIGH4STU4WarCraft4YUGIOH4CFP3CSIECourse3E-appliance3FestivalPark3ForeignEX3Fund3Gintama3HRM3LAW3LordsOfWater3MCU_Talk3MP3-player3Nintendo3NSwitch3NTUF-FUTBOL3Ornithology3PCSH91_3053pharmacist3PttCurrent3PttHistory3PttLifeLaw3PuzzleDragon3Scorpio3sky3Taoism3tax3Windows3Actuary2ASM2b97902HW2BLEACH2Bunco2CGU_MEer2comm_and_RF2cookclub2CSIE_Pool2DailyArticle2e-seller2fashion2feminine_sex2finding2FiremanLife2GoodNews2hair_loss2HandMade2Health2IC-Card2Instant_Mess2Jewelry2KERORO2L_LifeInfo2LCD2Loan2MATLAB2Mix_Match2NCU_Talk2NDS2NIU-ECE94b2NorthAmerica2NSYSU_FG2NSYSU_MIS_972NSYSU_MIS_982NTU-EM932NTUT_MSE2Odoko-juku2Office2Old-Games2Post2PttBug2PttEarnMoney2stationery2STUST2teeth_salon2TVCard2uniform2About_Life1AC_Music1AirForce1b89902xxx1b94902HW1BeautyBody1bicycle-tour1BigBanciao1Biology1Biotech1blind_pc1C_Chat1CATCH1Chen_C_H1Childhood1ChungLi1consumer1CS_TEACHER1CSCamp20021CSIE_TTENNIS1CSIE_Volley1CSonline1dance1Delivery1digitalk1DirectSales1Docchi1DoReMi1DragonQuest1Drink1DV1ECClab1Ecophilia1EzHotKey1fastfood1Fix-Network1fruits1gift1Google1Gossiping1HatandCap1HomeTeach1HsinTien1ID_Multi1iOS1Jolin1Juuni-Kokki1Koei1KOTDFansClub1KS98-3011kualab1Lab7201Lefty1Leo1Lonely1LTK1Mancare1Master_D1Math1MCUBA891Medicine1Miru1mobilesales1music1Navigation1NCHU-FS991NCKU_DAA-991NCTU-CSIE971NCTU_EECS981NCTU_IIM971NCTU_IIM981NetSecurity1NightLife1NIHONGO1NTHU-MSE111NTUCivilism1NTUJapan1NTUND981NTUST_CSB911OIT_main1ONE_PIECE1Option1painting1Pet_Get1PH-sea1Pharmacy1PHP1Policy1Programming1PSY1Reptile1SCU_LawFB1share1SMHS91_3061SO1specialman1TaichungCont1TheSims1THU_Talk1TigerBlue1Toy1TY_Research1VoIP1Volunteer1Wikipedia1Wine1winsock1YAYA1yoga1YZU_Talk1Zhongzheng1<< 收起看板(270)
2F→:直流升降壓做高電壓或大電流非常貴... 目前以弱電為主...05/06 19:50
3F→:然後當年 (19世紀末) 應該是還沒有電晶體可以用...05/06 19:52
12F→:HVDC 變電所一座一億英磅, 這.....05/08 00:46
13F→:這樣算是貴還是便宜?05/08 00:48
2F推:沒錯, 該說是電壓源... 只不過超過 200mA 可能電壓會不足04/26 16:16
2F推:8051 沒有內建 I2C 卻有內建 UART ... :p04/16 13:22
2F→:讓我們一起為 Chobits 努力吧03/30 14:46
3F推:7805 和 317 不太行, 因為原 po 要 dropout 在 0.5V 以下的03/22 08:54
5F→:擔心電壓就用 DC-DC Boost 去升壓到 12V ...03/16 17:12
6F→:整流器還是用二極體自己裝吧, 一顆會吃掉 1V 左右...03/16 17:16
8F推:我一直以為電蚊拍是產生交流電去電蚊子... @.@03/16 17:32
1F→:今華就有賣, 放在結帳櫃檯, 一台兩萬多...03/16 17:09
1F→:AT89C2051 接 DS12887 ... 沒介面, 要讀寫很麻煩...03/04 22:29
1F→:你應該也有大概的計畫吧? 說出來大家參考一下...03/04 11:33
1F→:你應該也有大概的計畫吧? 說出來大家參考一下...03/04 11:33