Electronics Forum: board (Page 359 of 1638)

Immersion of PWB

Electronics Forum | Wed Nov 03 19:56:50 EST 2004 | Dreamsniper

Hi, I wanna know if I immerse my fully populated PWB in a solution with 90% IPA and 10% De-ionized water at 80'C, will there be a problem or issue? Will my board or components be damaged? Will my PWM Mask peel off? What are the possible damage that

Transparent Laminate

Electronics Forum | Fri Nov 05 15:02:53 EST 2004 | James Callender

Hey, I'm a student who is trying to etch my own circuit boards (for an art class surprisingly). Does anyone know where I could purchase a copper clad board that uses a transparent laminate? Transparency is sort of important, as this project is more

waterwash of inductors

Electronics Forum | Wed Nov 17 08:13:41 EST 2004 | grange GAA

We are manufacturing an NPI board for a Customer and they want us to wash the board using a Saponifier wash. However, one of the SMT parts cannot be placed through a wash process. Has anyone ever had to encapsulate a component to prevent water da

DEK 265 and FUJI Board Loader

Electronics Forum | Mon Nov 29 13:01:35 EST 2004 | bobsavenger

I have a DEK 265LT screen printer and a Fuji bare board loader. I cannot get the two machines to talk through the SMEMA cable. I have the personality card for the DEK and I have the correct cable for a FUJI machine. Is there something that I nee

MPM UP2000 HiE Video Card

Electronics Forum | Tue Nov 30 20:44:09 EST 2004 | bbyrd36

Good Evening - I am looking to purchase a video card for my UP 2000. The current configuration has a two board design and I am in need of the board mounted on the right looking from the back. Please contact me if you have one with availablity and p

Solder in via holes causing printing problems

Electronics Forum | Thu Jan 06 16:11:07 EST 2005 | Chunks

It appears your board house is having a problem with the solder resist (mask). From the couple pix it appear that the holes are being plugged by the mask, so your HASL is not able to be blown out during the hot knife process. Time to call your boar

Pre-bake times and temperature for polyimide boards

Electronics Forum | Sat Jan 08 08:50:35 EST 2005 | davef

Normally, you should not have to bake boards that are properly packaged and stored. Since you are seeing problems, baking makes sense. Consider 125C for 4 to 6 hours. Additionally, look here for more, while waiting for others: http://www.smtnet.

MYDATA Myspeed software is total junk

Electronics Forum | Tue Jan 11 13:15:54 EST 2005 | dorklover664

Just try to do family set up with it. It will move almost every part to a diffrent place. My old programer had to do it all by hand if it was to be done at all. Normaly we just left the old parts in there and added the new ones. Talk about slow. But

Kits for lead free trial runs

Electronics Forum | Wed Feb 09 13:25:08 EST 2005 | jdumont

Good day all, I am wondering if there is a company out there that sells kits that contain a board, components and the stencil? When we get our new reflow and wave machines in I will need numerous boards to run and evaluate until I can get the process

Reflowing <.032

Electronics Forum | Fri Feb 18 10:19:55 EST 2005 | aj

Hi, As stated by everyone ,you really should have a Profiler and be checking the oven at least once a week. As a quick fix to Identify if you are reaching reflow temp at all, I would recommend that you buy some Thermal Indicators (temp. stickers)th


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