Electronics Forum: /09 (Page 1466 of 1632)

Part of PCB silkscreen turns yellow brownish

Electronics Forum | Thu Sep 04 05:18:45 EDT 2014 | sasa29

PCB Manufacturing demands preparation of design well in advance. The finalized designs are fed into the systems and the production is carried away. If the boards are of small sizes, multiple boards are made on a single large board and separated into

MY12 F-MOT-MSETDYN x/12: Position Counter Dead

Electronics Forum | Thu Sep 04 16:36:29 EDT 2014 | chemers

Thanks for the response, Rob. I tried the MOT cards and the problem did not move. I swapped the MOTY with the MOTX, but the MOTX had a small board attached to it that I moved to the MOTY that I tried. Do you know if there is a way to test that small

BGA Pad with Irregular Pad size

Electronics Forum | Sun Sep 07 13:33:50 EDT 2014 | horchak

Edri PCBA design and pad geometry is one of the critical factors for BGAs. Typically the pad size for collapsible balls is 80% of the ball diameter. Pad size consistency is critical. In your situation what will happen the larger pads will wick the s

DEK Horizon 03i

Electronics Forum | Tue Sep 16 13:43:48 EDT 2014 | gascon5383

We have new stencils produced every 15000 prints. Another technician takes care of that and he uses gerber files to have them produced. Also, we have over 300 different products that are produced, all board sizes are standardized 287mm long x either

My9 Optical Beam Splitter

Electronics Forum | Mon Sep 15 14:14:47 EDT 2014 | riot983

Hi guys, New to the forum. I always read and look around at used equipment but have never posted. Anyway, I operate a Mydata My9 at a small shop and have recently ran into a problem and wanted to get some good advice. An employee of mine cleaned the

Solder wicking up on connector leads

Electronics Forum | Sun Sep 21 10:03:15 EDT 2014 | gascon5383

hi, there is an IPC standard, IPC-A-610 - Acceptability of Electronic Assemblies. According to this manual, solder in the bends of a lead does not matter, but solder touching the body of a component is a defect. I cannot find a specific reference in

Moisture Sensitive Solutions

Electronics Forum | Tue Sep 23 15:51:46 EDT 2014 | fuji_user_2014

Hi, I'm looking for the best value for storing moisture sensitive SMT parts. Here is the current situation: when the SMT operators leave at the end of the day, they store any moisture sensitive parts that are still in production in a low temp oven ov

Vibration Feeders

Electronics Forum | Mon Sep 29 16:20:08 EDT 2014 | rgduval

Our success rates with MyData vibe feeder were always tentative. Sometimes you'd get it to go great, sometimes, not so much. MyData allows you to control frequency and amplitude on the vibration. Trying various combinations of the two was key to g

Dont't know how to proceed with a new pick & place

Electronics Forum | Fri Sep 26 19:40:25 EDT 2014 | jfduque

Hello everyone. First, I would like to apologize for my bad English, this is my first post and I came to this forum looking for help. I'm working in a small electronics company, and last year we've decided to invest in our first SMT production li

Dont't know how to proceed with a new pick & place

Electronics Forum | Sat Sep 27 17:58:12 EDT 2014 | isd_jwendell

What?? You haven't unpacked it yet? I unpacked mine (CSM7100V) the day it arrived. You need to make sure that all the parts are there and undamaged. Training has value. It is hard to justify that much money to get one of the Essemtec techs on-site.


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