Electronics Forum: electronic (Page 7156 of 7894)

Asymtek Millenium NSZ sensor

Electronics Forum | Sat Feb 25 12:01:28 EST 2017 | ttheis

I'm setting up a asymtek millenium m-cob style dispenser for the first time and running through the master offsets routine but when it attempts to find the needle in the nsz needle sensor it works in the x direction but when it attempts to locate in

Glue dispensing machine that you recommend? IN-LINE SMT

Electronics Forum | Mon May 14 04:00:15 EDT 2018 | sarah2018

Before you buy glue dispensing machine, you need tell the supplier two question as below: Two questions before purchase 1.What’s type of glue do you use ? What’s the base characteristic ? A)One-component or two-component (A&B glue); B)What is the A

Stencil Manufacturer

Electronics Forum | Fri Mar 10 11:29:46 EST 2017 | mmjm_1099

What part of the country are you located? I know numerous stencil manufacturers in the country that I could refer you to. The one we currently use is Stentech and guarantee next day delivery for basic laser cut stencils. They have always kept their w

What is the QFN or Device Voiding Levels Needed for Automotive Industry for Power Devices for Electric Vehicles?

Electronics Forum | Tue May 01 20:40:38 EDT 2018 | sarason

In the past I have worked on 600 Amp FET Blocks. The rule was no voids. The circuit board would be heavy copper. 4 times normal plating time. Not particularly high resolution on the board say 20 mils. To help with the heavy plating. The boards were t

MSL control

Electronics Forum | Wed Mar 15 13:35:40 EDT 2017 | scotceltic

I have a double sided PCBA setup. I have MSL components on both assembly sides. When I run Assy Side one I am within the allotted hours remaining on the MSL component. I then wait 40 hours before running 2nd Assy side. By then the hours on the 1s

Testing effect of non-clean flux residue on solder joints

Electronics Forum | Fri Nov 03 11:30:29 EDT 2017 | davef

regarding dwl comment, "For low volume hand assembly, deionized water or IPA should work fine." Deionized water: Deionized water is corrosive. It needs to be removed. Proof? Drop a copper coin into a covered jar of DI water and watch what happens ov

DEK Screen printer calibration - print offset issue

Electronics Forum | Thu Mar 30 10:02:03 EDT 2017 | Bestglobal SMT

We have a 2008 DEK horizon 03i this machine has been a very reliable system. we are having an issue with the print being offset in the x .2mm I have run 4 different boards - same issue on all. same offset. i can print the board 10 times over and

CAM350 v12, DFMStream paste mask checks

Electronics Forum | Tue Apr 18 07:46:30 EDT 2017 | pavel_murtishev

Dear PCBFOX, I use CAM350 v12.2 build 1135. I am trying to use CAM350 DFMStream module for paste mask layer check. Examination I am interested in most of all is "Paste Mask Layer Check - Missing Paste Mask on SMD Pads (MP)", i.e. missing stencil ape

Universal 6346A Radial Lead Sequence Bad I/O Card?

Electronics Forum | Tue Apr 11 13:01:36 EDT 2017 | mrich208

Yes Sir, someone had replaced the fuse with a resistor and it had burned up. We had an exact board on the VCD. We swapped them and it worked! I am not sure how this forum works but now the machine will zero and say it's missing a part but the sequ

Conformal Coating Coupons

Electronics Forum | Wed Apr 19 10:48:36 EDT 2017 | robl

Thanks for the suggestion Rob, this might work > for us in some cases. In most cases though, I'll > need multiple coupons per PCB purchase (a coupon > per coating "setup"). > > Currently talking to > some PCB suppliers to see if anyone can of


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