Electronics Forum: pc boards photos (Page 30 of 46)

SN100C alloy positive and negatives

Electronics Forum | Wed Dec 24 15:28:17 EST 2008 | edmentzer

We use SN100C for wave soldering and hand Lead free soldering and have had very good results. The wire cored solder for hand soldering flows good and makes very good solder joints. The SN100C in the wave solder machine also works very good. We use

Bang 4 Buck AOI vs Flying Probe??

Electronics Forum | Thu Dec 16 15:06:32 EST 2010 | rway

I would go with AOI. Reasons are: --AOIs are faster --They have more coverage. Given, you cannot test the value of components, but the AOI will ensure that all resistors are correct, orientation of ICs are proper and components are present on the

Contact CS400D problem

Electronics Forum | Tue Feb 08 10:25:46 EST 2011 | remullis

Michelle, It's been years since I worked on these machines and mine were CS400E's. The next time this error comes up instead of powering down Unplug the RS232 cable that links between the PC and the processor board in the machine, I cant remember if

SMT Design Issues for 2225 Capacitors in High Power RF

Electronics Forum | Mon Aug 08 16:14:36 EDT 2011 | wmburke

We are building a plasma diagnostic to monitor MHD phenomena in tokamak. As part of the development, we need high-voltage, high-power RF capacitors to tune and match an inductive load. This application is similar to a small induction heater, with t

Programming Software

Electronics Forum | Sat Jun 08 13:16:06 EDT 2013 | unisoft

Take a look at the Unisoft software ( http://www.unisoft-cim.com ). For over 25 years this software has in use by Electronics Manufacturer CEM/EMS's and OEM's to automate New Product Introduction (NPI). It's perfect for Electronic Contract Manufact

Electronic Assembly - PCB cleansing and COVID-19

Electronics Forum | Mon Mar 30 11:02:37 EDT 2020 | SMTA-Eric

As we navigate through the CORVID-19 pandemic, many essential manufacturing facilities are still on line and operating. Some at reduced or modified schedules in following the guidelines to help reduce the spread of this virus. My question is in rega

Quad IQ feeder schematics or help ?

Electronics Forum | Fri Nov 06 20:43:58 EST 2020 | jmelson

Does anyone have schematics for the PC board inside a Quad IQ feeder? I have one that worked a few days ago, but now gives me blinking lights and doesn't move. Or, do you know what to do when it won't move? I have checked the contacts and the feeder

Koh Young 3030VAL Failure on Homing

Electronics Forum | Thu Mar 24 23:34:55 EDT 2022 | glasscake

My Koh Young 3030VAL errors on the homing routine. The "DTool" "MCS" gives me an error "Before homing, X-AAxis already checked negative limit..." "Before Hoking, Y Axis already checked negative limit..." "Please turn off the control-power-switch, an

MPM 2000

Electronics Forum | Tue Nov 08 10:52:29 EST 2016 | aemery

Tom, Hardware limit means the machine thinks it is at the limit sensor or a particular axis timed out before it got to the home sensor during the reset sequence. Go to your O/I map and see if any of the axis limit sensors are lit. You could have a

What Is This On This Board?

Electronics Forum | Tue Dec 05 21:11:35 EST 2000 | Dave F

The CDROM player in my personal computer just died and I replaced it with a more lively unit. Being an inveterate gearhead, of course I had to field strip the old CDROM player as soon as I pulled from my PC [and got the new one running]. There are


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