Electronics Forum: pcb assembly optimization (Page 1 of 168)

pcb purchasing and pcb assembly

Electronics Forum | Thu Mar 19 12:26:10 EDT 2020 | yuaanliie

You have mostly set in your mind before purchasing PCB i.e. PCB is an acronym for the printed circuit board. Last month I purchased PCB from Great PCB.

pcb purchasing and pcb assembly

Electronics Forum | Wed Mar 11 04:05:02 EDT 2020 | floravictor

Due to the impact of the epidemic, will everyone's purchases be affected? We are pcb factory in Shenzhen, we are already back to work. skype: qjthomasxiao

Floor life pcb assembly

Electronics Forum | Wed Apr 23 07:27:21 EDT 2008 | realchunks

Floor life of a PCB is rated in years. Are you asking about the solder paste or something else?

Floor life pcb assembly

Electronics Forum | Wed Apr 23 03:19:30 EDT 2008 | jkhiew

Hi all, Can anyone advise me what is the recommended floor life for pcb assembly prior to wave soldering before drying/degassing ? Thks Joseph

Floor life pcb assembly

Electronics Forum | Fri Apr 25 04:44:56 EDT 2008 | jkhiew

Hi all, I mean after post adhesive oven curing (SMD at bottom side) prior to manual insert of PTH components (top side), what is the recommended storage time prior to wave soldering in order to avoid pin/blow holes and sunken joints issues (pcb asse

Floor life pcb assembly

Electronics Forum | Wed Apr 23 17:28:46 EDT 2008 | davef

The need to prebake boards to remove moisture from the board [to prevent voiding] prior to wave soldering is driven by the thickness of through hole plating. * 1 thou [25um] or greater requires no prebaking * LT 1 thou [25um] requires prebaking

Floor life pcb assembly

Electronics Forum | Wed Apr 23 19:00:39 EDT 2008 | stevek

It depends on the laminate but a PWB is like any other MSL component. Some fab shops are only waranting standard FR4 laminates for 45-60 days when processed at lead free temperatures. The best thing I can say is to try some weight gain/loss experim

software to produce assembly programs

Electronics Forum | Tue Nov 13 16:54:29 EST 2007 | unisoft

Hi Try Unisoft (founded 1986) they are reasonibly priced and program your assembly machine from either gerber or CAD - 203-913-0782. The software you need is called ProntoPLACE ( http://www.unisoft-cim.com/pcbplace.htm ). Programs and optimizes P

PCB assembly

Electronics Forum | Wed Feb 05 14:57:35 EST 2003 | russ

So, what is the technical issue?

PCB assembly

Electronics Forum | Wed Feb 05 15:08:16 EST 2003 | jasper

Technically this gentleman is trying to earn some money, I guess!

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