Electronics Forum | Thu Oct 27 01:17:33 EDT 2005 | adlsmt
You should also check out YesTech. Both companies should give you in house demo's and be willing to leave a machine there to try out for 30 days. They are with out a doubt only as good as the programmer. I think the support from Yestech would be bett
Electronics Forum | Tue Nov 15 14:31:59 EST 2005 | Samir Nagheenanajar
Back in the days when I was in charge of a Paintline Dip conformal coater, I had the same issue with a non-hermetically sealed Potentiometer. We tried to use rubber boots, but the capillary/wicking action of our silicone-based heat cured coating was
Electronics Forum | Tue Dec 06 14:00:27 EST 2005 | grantp
Hi, One of our suppliers suggested you could use the microwave to warm up the solder paste if you really needed to, and it did work for a full tube, but when I tried a half used tube, I thought I had invented a weapon of mass destruction. It was sca
Electronics Forum | Thu Oct 27 07:34:10 EDT 2005 | cyber_wolf
We just bought a new/used ultrasonic stencil cleaner. The solvent we use is Zestron Vigon SC200. We currently number our stencil frames with sharpies. The Zestron eats the sharpie markings off. I have also tried acrylic paint markers.....eats the pa
Electronics Forum | Mon Oct 31 09:35:59 EST 2005 | Slaine
Hi as this has a gold flash the nickle should be active an not require strong fluxes, i would suggest either your not getting enough heat into it (unlikely if your seeing dewetting). or that you have a plating problem the nickle has oxidised before
Electronics Forum | Wed Nov 02 01:53:41 EST 2005 | pavel_murtishev
Hello, Thank you for answer. We are using second hand machine. What do you mean saying that �stencil is not height on all 4 corners�? Does it have some inclination between corners? I mean that three corners of stencil are matching with PCB fine and
Electronics Forum | Wed Nov 02 13:24:09 EST 2005 | valuems
Hello Sorry we have not answered sooner, been gone. There is a height adjustment on the wiper. You will find a round nob under it, that is a height adjustment. I expect the wiper is not going all of the way up. And you can also control the speed
Electronics Forum | Thu Nov 03 01:27:10 EST 2005 | pavel_murtishev
Good morning, Our automatic cleaner simply doesn�t clean. When I am inspecting clogged apertures I execute �cycle wiper� command few times. After wiping cycle apertures remain clogged. Zero effect. We tried to use solvent in production to improve cl
Electronics Forum | Mon Oct 31 20:35:58 EST 2005 | milroyperera
If I brief shifting, I checked the component before it enter the reflow oven and saw that the IC is perfectly aligned on the pads but when it comes out from the oven the IC is floated on the pads. The floating is irregular and the IC is shifted away
Electronics Forum | Sat Nov 05 01:22:23 EST 2005 | koeka
All, We are having insufficient hole fill only at DIMM connector area(120 pin/row total two or 4 rows at that area) when we switch to lead free (SAC and Sn/Cu). The finish we using is immersion silver. Preheat on top side ~98-118oC. Rosin flux type.
