New Equipment | Industrial Automation
Sales Manager: Sandy Lin Email: unity@mvme.cn Skype: onlywnn_1 Mobile(Whatsapp): (+86)-18020776786 XIAMEN YUEHANG COMPUTER ENGINEERING CO.LTD. is a company that professionally engaged in large system DCS spare parts supply. We supply DCS, PLC, M
Manufacture capability Layers: 1-16 layers Materials: CEM1, CEM3, Teflon, Rogers,FR-4, High Tg FR-4, Aluminum Base, Halogen Free Max. Board Size: 510*1200mm Material: RoHS Directive-compliant PCB thickness: 1.6 ±0.1mm Out Layer Copper Thickn
Electronics Forum | Mon Jun 04 10:40:37 EDT 2012 | davef
I'm not aware of any such stipulation about witness [probe] marks for assembled boards, per se. Certainly, witness marks should not affect the intended performance of the assembly, you know, like damaging the solder connection or smudging solder mate
Electronics Forum | Mon Aug 16 13:18:46 EDT 2004 | davef
You bet our reponse changes. Q2R: Hard gold thickness is 4 to 10 u" for Au and 300 to 400 u" for nickel A2R: This is a hard gold spec?? It looks like a ENIG spec. Although, the Ni is quite heavy, 150 uin is sufficient for most applications. The gol
Industry News | 2004-09-07 18:32:13.0
NORTHBROOK, Ill., September, 2004
Industry News | 2023-04-17 08:38:56.0
IPC is now accepting abstracts for the High Reliability Forum, the international conference focusing on Class 3 and safety critical electronics for mil-aero, automotive, medical, and long-life applications that are subjected to harsh use environments. The High Reliability Forum will be held October 17-19, 2023, at the Hilton Baltimore BWI Airport in Linthicum (Baltimore), Md.
SMTnet Express, December 12, 2019, Subscribers: 33,007, Companies: 10,941, Users: 25,408 IPC APEX EXPO 2020 – Celebrating 20 Years of Excellence in Electronics This year marks the 20th anniversary of IPC APEX EXPO and IPC is thrilled
Imagineering, Inc. | https://www.pcbnet.com/blog/class-ii-vs-class-iii-inspection-standards-in-pcb-assembly/
It’s not uncommon to get questions about the different IPC class assembly inspection standards when it comes to PCB assembly . Most often, the first question is regarding the difference between the assembly processes of IPC Class 2 and Class 3
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/questions-answers_forum34&SO=UR&OB=desc_page3.html
:56am 1 221 By Tom H 22 Jun 2017 at 10:58am IPC Class By jmeinert , 23 Jun 2017 at 10:56am 1 12649 By Tom H 23 Jun 2017 at 1:19pm Paste on mounting hole footprint By tgrodnicki , 13 Jul 2017 at 3
IPC is the trade association for the printed wiring board and electronics assembly industries.
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