Electronics Forum | Mon Aug 31 14:03:41 EDT 1998 | Bill Childs
I have a question on tenting of vias on PWB's. I have designed a 6 | >layer, military, mixed components (all on top side), LPI soldermask | >board which will be run over the wave. I was planning on tenting vias | >but did not specifically specify tha
Electronics Forum | Tue Aug 18 06:56:02 EDT 1998 | Wayne Bracy
| Does anyone have any recommendations for SMT Adhesive and Solder Paste Cleaning Systems? We are looking for a complete system of Chemical, Equipment, etc... Val: You may want to take a look at Austin American Technologies. AAT has several syste
Electronics Forum | Mon Aug 17 19:43:43 EDT 1998 | Bill Schreiber
Smart Sonic has a new Model 2003 Stencil Cleaner that is designed to clean SMD adhesives, solder paste and post solder flux residue from wave solder pallets, oven air amplifiers, etc. all in the same system at the same time with the same chemistry. C
Electronics Forum | Thu Aug 20 09:32:28 EDT 1998 | JUSTIN MEDERNACH
| Steve: | Take a look at the attached url. As with all testing systems, tooling / fixturing is costly. But, not as bad as a bunch of "Bed of Nails" test fixtures. | Glad you had one of those great weekends, had to spend mine fishing,, again ,, Ca
Electronics Forum | Sat Aug 15 13:26:05 EDT 1998 | Bob Willis
| Electrical Eng. is looking for 5 micrograms per sq centimeter. After the board has been cleaned. Is this possible on a fully assembled bd? The European standard often quoted is 1.5 mg/cm which ia achievable on a board assembly please remember one
Electronics Forum | Fri Aug 14 09:37:36 EDT 1998 | Earl Moon
| Where can I find a spec to put on my fab drawing, to call out the cleanliness of the board, before I recieve it. These boards will require a tight spec after they are assembled, so I want to know that they are clean when I get them. Any suggestions
Electronics Forum | Fri Aug 28 23:39:11 EDT 1998 | SMT-ASSY
| If I have forgotten my password, do I have to re-register or can it be E-mailed to me. | Thanks, Pete, No, you do not need to re-register. Just e-mail to info@smtnet.com with your name, company name, and your e-mail address for our verification.
Electronics Forum | Tue Aug 25 16:39:21 EDT 1998 | Bill West
Good Luck either way. I think the broker must be a good one, but more importantly you need to look at where your service is going to come from after the sale. Are you looking at anything in particualar? I may know of some inexpensive pick and place
Electronics Forum | Wed Aug 12 12:32:56 EDT 1998 | Rich Croteau
Have an SRT w/preheat, 18 layer board all copper, 456 BGA needs to be removed and replaced. The manufacturer is Chip Express and during reflow it warps up or down. Causing either opens or shorts on the corners. I was using gel flux with multiple p
Electronics Forum | Wed Aug 12 07:31:37 EDT 1998 | Earl Moon
| We are taking enquiries for sub-contract work that we hope to be doing by Christmas. One of the enquiries is to assemble chip capacitors and an SO14 onto ceramic. Does the printing process, paste used and reflow process remain the same, or are ther
