Electronics Forum | Mon Jul 14 13:36:03 EDT 2008 | stepheniii
Most "non-moving pots" are tooled piece of steel > with pockets full of solder. At least that's > what the marble in my head understands it be (?). Our Selective solder machine has a fixed pot with a fountain in the middle of it. The table move
Electronics Forum | Tue Jul 08 12:11:17 EDT 2008 | gabriella
Hello, you will probably need more temperature. Notebook - probably the board is designed to transfer more heat(insude layers all copper). Tell us more about the problem you have and something about the board. what exactly is your problem? You can't
Electronics Forum | Wed Jul 16 10:36:16 EDT 2008 | mrmaint
We use a "gold" board to verify the performance of the oven. We chose a scrap board, ran it thru a known good profile and saved the results. We have permanently attached the thermocouples to the board so there is no variance as to where you place the
Electronics Forum | Wed Jul 16 14:58:55 EDT 2008 | mariss
I'm sorry if this is the wrong forum. We use about 40,000 4-layer, 6-mil trace boards a year for a cost sensitive product. I'm getting disappointed with the low quality boards we are getting. Who would you recommend as a pcb vendor? Someone you have
Electronics Forum | Wed Jul 16 19:48:35 EDT 2008 | emti
Hi Thanks for Replay, As I told you our Company sales man making all our Turnkey PCB Manufacturing orders for us, and as an SMT Engineer, i m very well satisfied with the boards. The problem is I directly don't know anything , like where they makin
Electronics Forum | Sun Jul 27 03:26:38 EDT 2008 | devinrhode
Im trying to figure out how to go about making a circuit board for making a music box basicly i plug it in. Has two speakers and when you lift the lid it auto plays the music, when you close it.. it stops playing. Very simple. Can anyone help me des
Electronics Forum | Mon Aug 11 08:47:31 EDT 2008 | davef
Your MPI (Inspection Procedure) is certainly flawed. Your MPI should have caught this on the first board your produced, before it was reflowed. For help convincing yourself the part is rotated 180*, your choices are: * Get the pin-out of the compone
Electronics Forum | Wed Aug 27 00:21:53 EDT 2008 | kelson
Logan, My boards have gone through the baking process. After that, we ran through reflow of bottom side and washing. Due to inadequate parts, then we have on hold the reflow of top side. We kept the boards in a room. After 1 week, we noticed there w
Electronics Forum | Thu Aug 28 04:07:46 EDT 2008 | kelson
Hi robinj As you have mentioned, if the color is yellow usually it is caused by moisture left on the boards from poor drying after immersion silver. However, our boards were received from the supplier and the changes happened in our side. So, what di
Electronics Forum | Wed Sep 03 11:42:21 EDT 2008 | robinj
If the tarnish is really dark, it is very difficult to remove. Since it is yellowish it is only in the early stages. Replating will definitely work. I have used sulfuric acid based cleaners to remove this yellowish color. But rinse well and dry quick
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