Electronics Forum | Mon Dec 18 04:11:11 EST 2006 | greg york
Probably because the flux manufacturers have deemed it necessary to increase flux volume by 20 - 25% compared to Leaded this is why more is being left over. Really not convinced of this increase in volume actually does anything. Black residue will be
Electronics Forum | Sun Dec 10 21:40:40 EST 2006 | villu
few days ago the camera picture started jumping like a TV between signals.. the blue Cable between the control board and the computer was Broken (last 3 threads) so we changed it.. but the problem is still there.. tested with another machines Compute
Electronics Forum | Fri Dec 15 00:20:17 EST 2006 | hemu_me
As we have vitronics oven(SMR610A) made in december 1997,which has 5 heating And 2 cooling zones. we just want to confirm that is there any possibility of damage oven parts with long run for soldering of lead free components in this model? if anyone
Electronics Forum | Fri Dec 15 07:40:40 EST 2006 | kvanzill
Thank you for the suggestions, I did change blades and we did try another printer, problem still exists and it is across several different products but only that line. One thought is aperature size since we over print for other reasons due to part d
Electronics Forum | Fri Dec 15 09:44:38 EST 2006 | mashmo
Hello I am a circuit board designer and just wanted to ask if anyone is seeing the need to alter footprints for ROHS assembly. I also wanted to make sure that I have this particular issue correct. If your BGA is lead free then used solder paste with
Electronics Forum | Mon Dec 18 23:24:50 EST 2006 | grantp
Hi, Yes, I would hate to resort to cleaning, but the product must be clean. We have been using palettes to keep most of the flux off the PCB, but there is still residue around the connectors. Does anyone suggest a good no clean flux to use with le
Electronics Forum | Wed Dec 20 14:30:07 EST 2006 | Polynesian Pebbles the Joker
Hey pr...sure it's warm there, but I also hear that in that area where you live it's not too uncommon to have a kiddie pool in the front yard (with a couple of darkies in there), pickup truck parked on the front lawn, chain-link dog jails, with you o
Electronics Forum | Sat Dec 16 09:42:41 EST 2006 | Frank
Hi all, Having been designing (3d modelling and programming) stencils and tooling (solderwave carriers,print support etc) for several years I am now investigating whether it would be possible to do this from home. I live in the UK and am therefo
Electronics Forum | Sat Dec 16 09:47:53 EST 2006 | Frank
Hi all, Having been designing (3d modelling and programming) stencils and tooling (solderwave carriers,print support etc) for several years I am now investigating whether it would be possible to do this from home. I live in the UK and am therefore ab
Electronics Forum | Mon Dec 18 08:52:57 EST 2006 | russ
You need to get yourself a copy of IPC 610. this has all the specs regrding placement and registration. chip aprts are allowed to have 50% side overhang. the fillet requirements are "evidence of wetted fillet" . I would not know if a cap being 51
