Electronics Forum: thread (Page 4739 of 7890)

Way to solve PCB warpage

Electronics Forum | Mon Jan 10 18:22:43 EST 2011 | eadthem

What we use for boards the engineers made to big is aluminum flat bar 1/8 to 1/16 thick about 1 inch wide. we fold it in 1/2 so it fits snuggly on the pcb and just press it on the ends before reflow. id assume the same thing would work on wave but

Solder height after reflow

Electronics Forum | Wed Dec 08 19:16:20 EST 2010 | jgalarza

Can anyone tell me if there is a formula for finding the after reflow height of solder with no part attached? I have to print some pads that do not have any parts but there can not be more than 1.5mil of solder on the pad after reflow. I am going to

Solder height after reflow

Electronics Forum | Thu Dec 09 07:21:10 EST 2010 | scottp

You won't have 2 mil height because the solder doesn't remain brick shaped. It's a dome. In the past I tried doing some calculations using the formula for the volume of a spherical section and also tried using a simulation program that accounts for

CSM84 Ball Screw Replacement

Electronics Forum | Tue Dec 14 02:29:55 EST 2010 | sachu_70

YAMAHA has been OEM to Philips for CSM range machines. Hence it is certainly recommended to have your machine one-time completely overhauled by YAMAHA before you decide to engage local 3rd party agencies for maintenance or maintain in-house. The cost

PCB material

Electronics Forum | Fri Dec 10 01:02:36 EST 2010 | sparrow

Hello, our products are made on single-sided boards and we often have problems with receiving too warped PCBs from our suppliers. Can anybody suggest a good laminate or the most important properties of the material so we could specify it when we orde

Kanetic KTT4402 Board Turner

Electronics Forum | Fri Dec 10 09:49:08 EST 2010 | reic1

We recently purchased at auction a KANETIC KTT4402D board turner for our SMT line. Little did I realize that there is no way to contact the company. does anyone have one of these units? I need manuals. I stumbled across a password that gets me to

APS Novastar oven tuning?

Electronics Forum | Sat Dec 11 23:15:01 EST 2010 | smt_dude

My APS GF12 seems to have lost it's settings randomly last night, and it won't let me run any profiles unless it's autotuned. I've figured out the security password and can get into the tuning menu, but not sure what to do from here. Anyone know wh

APS Novastar oven tuning?

Electronics Forum | Mon Dec 13 17:40:40 EST 2010 | smt_dude

APS hasn't replied yet, but past experience tells me they won't do anything without a significant fee. In the meanwhile, I got some info/assistance from someone else on this, and hoping it gets this working again. I'll find out later when I'm at th

PCB board house manufacturers NORTHEAST

Electronics Forum | Fri Jan 07 08:18:45 EST 2011 | mosborne1

We are a raw board manufacturer located in Charlotte, NC. we have been here since 1975. We can support all levels of volume. We can even ship double sided boards same day as we get the order. Check us out online - www.americancircuits.com

First piece PCBA validation

Electronics Forum | Wed Dec 15 13:03:43 EST 2010 | ssager

We have been struggling with first article inspections and have built entire lots incorrectly many times. This seems to affect us on both SMT and Through hole assemblies. We have an AOI, but it is not in-line. Does anyone have any advice for putting


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