Electronics Forum: out (Page 491 of 1200)

Bubbles on solder joint(after conformal coating curing)

Electronics Forum | Wed Dec 02 00:31:37 EST 2009 | jlawson

UV40 for you info was developed in Humiseal EU and has been tested heavily against Dymax product. UV40 is a great product has many approvals from major auto and whitegoods makers.... I have seen comparisons UV40 to Dymax 984LV and Dymax comes out se

SMT Equipment Market

Electronics Forum | Tue Nov 24 11:00:35 EST 2009 | rgduval

I'd guess that it's reflective of the economy. The trend in down markets isn't usually towards capital equipment purchases. Most companies tend towards battening down the hatches, and keeping the cash close. The upside, if you are able to invest,

AOI 2009 MIRTEC MV-7xi 5 MP or Yes tech YTV-FX 5MP

Electronics Forum | Thu Dec 17 03:32:12 EST 2009 | tod1967

Check with MVP and others providing algorythm type software coupled with their camera's. It is more time consuming to initially program however you get out what you put in. 0402's are not a big challenge for them at all.

Soldering to Chrome plated pads

Electronics Forum | Wed Dec 23 14:05:13 EST 2009 | spitkis2

Thanks for the replies. I haven't soldered to a chrome plated pad in the past and have my doubts so thought I'd ask here. Our customer supplied the material and for some reason decided to change the plating to chrome. We only found out about this

Matrix Tray Setup

Electronics Forum | Thu Dec 31 12:32:29 EST 2009 | vetteboy86

Thank you very much for the input. I figured out my problem to be that once I defined the tray, I did not changeover the table top just as Bob said. I'm good to go now, I think anyways. I was so used to the IQ feeders, changing over the matrix tray

F4G to PC cable pin-out?

Electronics Forum | Sun Jan 17 13:05:33 EST 2010 | smellew

Rodrigo, MCS PC Pin 1 To Pin 2 Pin 4 To Pin 5 pin 6 To Pin 3 Local Links MCS 9 Way Male Link 2 & 8, 3 & 7 PC 9 Way Female Link 7 & 1, 4,6 & 8 If you need anything else let me know Regards Llew

What material to use for component staking?

Electronics Forum | Mon Jan 18 12:59:29 EST 2010 | deanm

Looking to find out what materials are commonly used for staking (aka. bonding) through hole components to the PCB in order to withstand vibration in a military (class 3) environment. Polyurethane coating would be applied after staking. I've found st

Cleaning Copper Surface

Electronics Forum | Tue Jan 26 12:18:38 EST 2010 | smt_guy

what made us to try it? after testing most general degreases including some electronic degreasers in spray can from reputable manufacturers without having success in achieving a clean and shiny (no stain) surface. we do not want to re-etch or use et

Panasonic CM101

Electronics Forum | Wed Jan 27 10:00:15 EST 2010 | stepheniii

And making a form with drawings of generic parts with blanks to fill in the data can help streamline the process as well. Has anyone met anyone who trusts datasheets more than the part itself? I always figured that the machine was verifying the par

large smt inductors moving in the reflow oven

Electronics Forum | Sun Feb 07 11:56:05 EST 2010 | mystkldy

Makes us wonder how well the connections on the > component match with the pads on the board. The pads are actually larger than the leads on the part, but I think we may have figured it out. We believe the conveyor vibration is causing it. When we


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