Electronics Forum | Tue Jul 31 07:56:43 EDT 2018 | markme
A question for those that carry out SPI. How do you program? Do you take CAD data for the card which will provide a 1-1 pad outline or do you use the stencil data for the program is the actual tool used to determine the paste volume (Aperture reduct
Electronics Forum | Thu Jan 10 02:16:09 EST 2019 | ameenullakhan
Hi Steve, Thanks. This from the trusted supplier. HASL finished PCB. Even PCB supplier is using the water wash flux for fabrication. Its almost eliminated with N2 environment. And we had got a expert view from Dr. Lee of Indium on the issue st
Electronics Forum | Tue Apr 23 10:31:59 EDT 2019 | laserpro
Hi all and thanks for viewing my post! My questions related to the subject line are as follows: 1. Does the Epoxy Solder Mask Layer of a PCB protect against moisture absorption? Is this a primary function of the solder mask? 2. Does exposed FR4 na
Electronics Forum | Tue Jan 05 14:45:27 EST 2021 | aharper
We had to register our machine with ASYS Group to get the digital manual and to receive tech support. Unfortunately, I am not at liberty to distribute the manual outside our company. As far as the rear computer, I can't imagine your machine working w
Electronics Forum | Wed Aug 07 14:51:31 EDT 2019 | alexeyzb
Hello! I used three SpeedPrint 210avi in our factory. They worked ok, but i had some problems: 1) Printer foil clamps. Steel thin blade which press PCB on table is connected to metal base by glue. As a result you need to change it every month, but af
Electronics Forum | Wed Oct 16 04:56:59 EDT 2019 | makersan
Hi everyone Thanks for your valuable comments. How important is the weight of the machine? How important is the vacuum feature of the stencil clamp? Does Yamaha use YCP10? Is the single blade system handy? there is a comparison table in the link
Electronics Forum | Tue Oct 08 17:55:31 EDT 2019 | davef
Spoiltforchoice, you say: “Random vendor selling specific products or services. only in answer to a question.” Help me out -- Which vendors are random and which are nonrandom? Are advertisers random? Are potential advertisers nonrandom? Are Chinese
Electronics Forum | Wed Mar 11 19:22:02 EDT 2020 | victorzubashev
Hi, 1. do not use flux-cored wire- the smell is bad and flux will evaporate anyway at the time of solder wire melting. 2. as suggested use solder bars, something like this: https://smtnet.com/company/index.cfm?fuseaction=view_company&company_id=39635
Electronics Forum | Tue Jan 05 13:26:13 EST 2021 | ppcbs
We are working to upgrade our BGA Rework Systems to place BGA's up to 150mm in size. We are encountering an issue that I wanted to pose to this group. When we get above 50mm in chip size, which is the field of view for the vision systems Prism, the
Electronics Forum | Tue Apr 13 12:56:16 EDT 2021 | robl
Hi Tonies, Do you place 0201's from any other supplier? if so, do you see similar issues on those parts? There are a lot of things that can go wrong on 0201 & 01005 that aren't the part manufacturer - part data, printing, placement, nozzle sele
