Electronics Forum: flexible board (Page 3 of 24)

Flex Circuit Suppliers

Electronics Forum | Fri Jul 01 05:00:07 EDT 2005 | tonyteng

Dear Sir, Let me introduce our company "QDOS", in brief we are the manufacture of the flexible printed circuits boards in Penang, Malaysia. We also do flex with components such as connectors, switches and etc.. Kindly e-mail your spec for review, wil

Assembly of flexi (flexible) circuit boards

Electronics Forum | Thu Jun 26 09:04:43 EDT 2003 | caldon

We had a "Spring loaded" fixture that pulled the Flex tight and used loads of Board supports. There were pins that went through the Connectors holes and held the flex firm. We only had a few components so it was no problem. Lucky for us because the f

Flexible Circuit Board Finish ENIG or Hard Gold?

Electronics Forum | Thu Aug 25 17:24:44 EDT 2016 | davef

Gold should not be corroding in salt water. I have swum hundreds of miles in salt water with my wedding ring on my finger. My ring is a shiny and corrosion-free as the day it was cast over 120 years ago. It's possible that your gold thickness of 0.0

Measuring PCB Stress during the assembly process

Electronics Forum | Tue Nov 27 20:32:38 EST 2001 | davef

Stress is meaningful if it affects the long term reliability in a product's end-use environment. I don�t believe that things are that straight forward, although it would be nice if they were. Consider that differences in materials, number of layers

PCB damage in Water Cleaner

Electronics Forum | Fri Jul 28 11:16:09 EDT 2017 | robertwillis

Yes it happens with any inline cleaner with small or light boards the pressure can cause them to flip. If they lodge in the links they can also cause damage to the conveyor. For small boards, flexibles etc you do need a mesh fixture of some sort or l

Leakage resistance in PCB

Electronics Forum | Mon Feb 04 20:27:25 EST 2002 | davef

1,000 G ohm 100 M ohm Dielectric Constant 9.5 4.9 Loss Factor 5 - 20 200 * E indicates exponent Continuing: * Spacing between same plane traces effect the electical parameters between the traces. * Dielectric materials used between diff

Batch Ovens

Electronics Forum | Thu Nov 03 12:29:41 EST 2005 | jdengler

Jay, As a CM you can forget about planning the types of boards you will be running. A CM needs to be flexible these days to stay in business. Forget the batch oven they are not flexible and have many limitations as pointed out earlier. Look for a

24Hour 2 layer PCB / 48Hour 4 layer PCB / 48 Hour 6 layer PCB

Electronics Forum | Thu Jul 09 22:45:42 EDT 2015 | cathy247

Hello Maxim, we offer below services with Popular Competitive Pricing: -Express PCB Prototyping(2-28 layer) -HDI PCB -Flexible Printed Board(1-8 layer) -Flexi-rigid Printed Board -High Frequency Board(Rogers,Arlon,PTFE) -Blind/Buried Via Board -High

SMT Equipment

Electronics Forum | Thu May 24 15:10:23 EDT 2001 | caldon

ernman - From your question.........All the top PNP companies are good.....with that aside what is the requirements? High mix/low vol? Flexibility? High through put? Big Boards? Change over?Low mix/ high Vol.? This will help with ruling out companie

Machine good/bad points

Electronics Forum | Fri Mar 29 11:12:34 EST 2002 | stefwitt

I can not tell you which machine types are the majority in the market. For these numbers you should contact Charles Henry from Ceeris. I guess with the term low quantity / high volume you mean low mix / high volume which means low variety of differe


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