Electronics Forum | Thu Jun 11 06:25:28 EDT 2015 | gorge
Hi, We are a professional quick turn PCB prototyping and low-volume production manufacturer located in China. Professional PCB prototype with guaranteed quality for PCB prototype, We can produce high-quality PCBs with competitive price. *convenie
Electronics Forum | Tue Apr 26 15:58:04 EDT 2016 | deanm
We have in-house PCB fabrication capability for items such as simple single-sided prototype boards, copper shields and copper stencils for our paint shop. We are having difficulty acquiring small containers of chemicals, especially developer and stri
Electronics Forum | Fri Apr 29 08:28:12 EDT 2016 | sumote
Radio Shack used to sell etching solution in a pint bottle. There may be a hobby shop that does as well. Pay attention to the Handling/PPE/Disposal requirements!!! Not to take you away from your venture, but there are some companies that specialize
Electronics Forum | Thu Apr 28 04:16:53 EDT 2016 | sarason
Which chemicals do you need and what process are you running? PCB manufacture is a fairly well understood , but there are quite a few complex processes. To end up with a board. there are a few small specialist suppliers like Think/Tinker and MG Chemi
Electronics Forum | Fri Nov 17 02:09:05 EST 2017 | yongrong
Dear Maxim, How is everything going? This is YourPCB Technology in Taiwan. We provide one total solution for PCB fabrication. We hope that our clients can get better and better with our service. If you have any questions, please don’t hesitate to co
Electronics Forum | Tue Apr 09 18:29:34 EDT 2002 | davef
Any-Layer Interstitial Via Hole (ALIVH). In printed circuit board fabrication, a registered mark of Matsushita Electric for a filled microvia structure in all layers for applications requiring small-size, lightweight build-up PWB to achieve high-den
Electronics Forum | Fri Jun 14 14:30:36 EDT 2002 | davef
Assuming you are talking about solderable surfaces: People specify various materials to protect the solderability of the pads on the board. Gold, actually, Electroless Nickel - Immersion Gold [ENIG], is popular. * Board fabricators like it because
Electronics Forum | Tue Sep 05 16:02:18 EDT 2000 | Dave F
Wussamatta with PC Fab? Other than PC Fab, try: � SMTnet Industry Directory lists 250 (or so) fabricators � Printed Wiring Board Resource Center, Printed Wiring Board Facility Directory (http://www.pwbrc.org) has a huge shop listing by US state � As
Electronics Forum | Sat Jul 28 08:37:52 EDT 2007 | davef
There is no good choice. Board Finishes: Industrial/Battelle Class 3 Environment [Reliability Knowledge Gaps: For use of Pb-free solders in High Reliability Applications, J Smetana, iNEMI Availability of SnPb-Compatible BGAs Workshop, March 1, 2007,
Electronics Forum | Tue Aug 28 08:28:30 EDT 2012 | rgduval
We agree with all of the previous comments, and would add the following: Warpage is generally caused by excess moisture in the raw boards. Have you tried baking the boards prior to assembly? We had this issue on a simple 4-layer board, and found t
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