Electronics Forum | Mon Sep 13 04:17:10 EDT 1999 | Earl Moon
| I noticed that some of our pcb's component legend/designation are unreadable as they are placed under smt pads. Is this correct and according to standard? Although we don't have any problems with them as of now, I would like to know the effects on
Electronics Forum | Fri Sep 10 15:20:34 EDT 1999 | Jennifer
Okay guys (and my fellow lady lurkers), I am trying to determine WHAT the segmentation is for the products in the pick and place industry. For example, I know in screen/stencil printing, there are manuals, there are semi-automatics, mid- and high-ra
Electronics Forum | Fri Sep 10 15:15:24 EDT 1999 | Jennifer
Okay guys (and my fellow lady lurkers), I am trying to determine WHAT the segmentation is for the products in the pick and place industry. For example, I know in screen/stencil printing, there are manuals, there are semi-automatics, mid- and high-ra
Electronics Forum | Fri Sep 10 13:50:24 EDT 1999 | Jose RG
We have a product, with various PWBs, with over 600 parts each one (We are a low Volume/high mix company with an average component placement per PCB between 250 to 300 parts). This PWBs have 7 to 10, 20 mils pitch parts. We are having problems with o
Electronics Forum | Fri Sep 10 14:29:48 EDT 1999 | Doug Philbrick
| We have a product, with various PWBs, with over 600 parts each one (We are a low Volume/high mix company with an average component placement per PCB between 250 to 300 parts). This PWBs have 7 to 10, 20 mils pitch parts. We are having problems with
Electronics Forum | Wed Sep 08 17:31:58 EDT 1999 | Earl Moon
| I am wave soldering a single sided through hole PCB array with (6) .040" round diameter pins that sit .5" off the PCB, and .080" apart. The problem being experienced is that solderballs are appearing on the end of the pins. I have tried decreasin
Electronics Forum | Wed Sep 08 17:25:49 EDT 1999 | Earl Moon
| My company is looking to perform "real time" statistical process control on our current SMT operations. I have identified the critical processes for SPC but have not had much luck in finding a system(s) that can monitor the required processes for m
Electronics Forum | Wed Sep 08 13:36:27 EDT 1999 | Wolfgang Busko
| Hello: | We are using a Heller 1500S reflow oven to solder surface mount parts. Just within the last two weeks, the larger I.C.'s are moving while going through the oven. The parts are checked for placement before putting into the oven. When
Electronics Forum | Wed Sep 08 14:31:48 EDT 1999 | John Thorup
| | Hello: | | We are using a Heller 1500S reflow oven to solder surface mount parts. Just within the last two weeks, the larger I.C.'s are moving while going through the oven. The parts are checked for placement before putting into the oven.
Electronics Forum | Tue Sep 07 06:17:31 EDT 1999 | Earl Moon
| | My company is starting a prototype. The chips that will be used appear to be very sensitive. The vendor part number is Neta-40-2. | | My question is what solder temp should be used for this part? | | Any advice is appreciated. | | THX. | | | |