"etch" search results in the Electronics Forums

395 results found for "etch" in the Electronics Forums

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Aperture Adjustments and Etch Compensation on Arrays

Sep 23, 2019 | I have seen similar things happen with over etching and bridging but frankly the most common mistake

Recommended Manufacturers

Apr 12, 2018 | I've used BlueRing stencils (formerly Metal Etching Technology) for over 10 years and have been happ

black fiducials

Oct 20, 2016 | We get our fids laser etched and never have fid read problems. They are black. (see attached) All

black fiducials

Oct 12, 2016 | Yes, bottom-side fids are usually half-etched with epoxy fill. just the half-etch gives a pretty "di

black fiducials

Oct 12, 2016 | I think stencil manufacturers back fill half etched fiducials with black epoxy or something. I know

Sample preparation

Apr 12, 2016 |


Sep 14, 2015 | Hello Our production face a problem where our board after etching become shrinkage till 0.09mm bu

Plasma Cleaning System reccomendations

May 28, 2015 | I am the Sales Manager for Plasma Etch. We have systems starting at $7K for cleaning PCBs up to 4"

PCBA Id using Laser marking

Mar 4, 2015 | We are using Nutek NTM4910-XL laser marker to etch 2D barcode on all our boards. We added solid silk

Inline pcb laser etcher

Jul 21, 2014 |

Etch strain gauge in copper layer to measure deformations during press process [How to?]

May 14, 2014 | Hello all! For my mechanical engineering study I want to etch a strain gauge in the Wheatstone br

Removing extra gold bleeding from pads

Jan 15, 2013 | We would agree with Pete B about both the under etching as a possible issue and you will not be able

Removing extra gold bleeding from pads

Jan 10, 2013 | Looks to me like under etching of the underlying copper and the gold is just plated to all of the ex

solder paste printing

Jan 28, 2011 |

Plasma Cleaning / Etching

Sep 10, 2010 |

Plasma Cleaning / Etching

Aug 21, 2010 |

Tracebility - Stage wise Mfg. Date, Printing On Pcba. Product

Mar 22, 2010 | Laser etch? or Pick and Place a label with your PnP machines.

Cleaning Copper Surface

Jan 26, 2010 |

Solder briding on QFP

Jan 8, 2010 | Not specific to QFP, but I had a run of poorly etched boards. I could see the short using 75X magnif

Soldering to Chrome plated pads

Dec 23, 2009 | Can you etch where you want to solder to? But you would need harsh chemicals to do that. The who

Stencil Fiducial Repair

Jul 10, 2009 |

General SMT Question

Nov 24, 2008 | If you don't want the headache of etching a board you can design online and order a board for a coup

General SMT Question

Nov 21, 2008 |

Would YOU accept this PCB ???

Aug 22, 2008 | Paul, I would do two things, eval whole lot for any etching issues as shown above and scrap and t

QFN Rework

Jun 3, 2008 | Hi, I think what you are describing is a half-etch QFN, which causes the 3 mil gap. In our proc

PCB exhibit internal short - x-section find cu residue

Jul 16, 2007 | We doubt that entrapped process chemicals cause under-etch. Over-etch maybe, but not under-etch

Stencil Fiducials

Feb 15, 2007 |

Printing off contact

Feb 7, 2007 |


Jun 21, 2006 | Depending on the material, the etching can damage the dielectric. This can be manufactured but is di


Jun 8, 2006 |

How do you number your stencils ?

Oct 28, 2005 | You have to stamp or etch them. MoonMan

Stencil manufacturer

Oct 9, 2005 | Metal Etch Services San Marcos Southern California. Same day service great LAser Stencils. 760 510-9

Stencil manufacturer

Aug 22, 2005 | UTZ Engineering West Coast located near San Diego. they make good chemical etched stencil and

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