Electronics Forum | Wed Jun 10 10:28:48 EDT 1998 | Steve Schrader
| Hello, | Some time ago before I was an engineer the company that I work for now made it a company policy to not allow hot air leveling for reasons that I do not know about yet. All I know that this policyt agreed with the MIL standards at the time
Electronics Forum | Mon Jun 08 16:20:43 EDT 1998 | Earl Moon
| | How do I mechanically/visually inspect BGA devices when they are soldered to a PCB for possible solder, or other, defects as a first step before part removal and further analysis? I have had board failures due to poor soldering--I think? I can
Electronics Forum | Thu Jun 04 15:50:01 EDT 1998 | Brian Steelglove
My company recently purchased 3 new Phillips CSM machines and is interested in buying a Screen Printer. The one problem we have is that we have to change setups three to four times a day. Due to the small runs of one type of boards that we do. My q
Electronics Forum | Fri Jun 05 12:57:20 EDT 1998 | Steve Schrader
| My company recently purchased 3 new Phillips CSM machines and is interested in buying a Screen Printer. The one problem we have is that we have to change setups three to four times a day. Due to the small runs of one type of boards that we do. My
Electronics Forum | Thu Jun 04 16:01:57 EDT 1998 | BOB
| My company recently purchased 3 new Phillips CSM machines and is interested in buying a Screen Printer. The one problem we have is that we have to change setups three to four times a day. Due to the small runs of one type of boards that we do. My
Electronics Forum | Thu Jun 04 16:00:53 EDT 1998 | BOB
| My company recently purchased 3 new Phillips CSM machines and is interested in buying a Screen Printer. The one problem we have is that we have to change setups three to four times a day. Due to the small runs of one type of boards that we do. My
Electronics Forum | Fri May 22 22:18:18 EDT 1998 | David Newman
Hello, I am looking for suggestions for cleaning pcb's after the routing (fabrication) process. Keep in mind that these pcb do not have components intalled on them yet. We have considered pre-drilling the routing plunge points, but cost and capacity
Electronics Forum | Tue Jun 09 17:01:02 EDT 1998 | Earl Moon
1/8" cutters, although they can only be used | with our newer height-controlled machines. | 3. Reduction of operating parameters. Reduced Z-axis plunge rates for the | larger cutter sizes. | 4. Addition of a 1/2 sec. dwell at the plunges. The small
Electronics Forum | Fri May 22 10:41:54 EDT 1998 | Cunli Jia
| When you say "digital form" do you mean digitized like a jpeg format or a big ol' pile of electrons like a *.doc format? Anything that is already on disk will be fine. It will be ideal if the whole article is already in .cfm with reasonably sma
Electronics Forum | Tue May 26 20:24:39 EDT 1998 | Dave F
| Does anybody know a (if possible low-cost) system | which can travel with the PWBs through a reflov oven | (like some temperature profile loggers) for measuring | the residual oxygen? My problem is, it is a batch oven | which does not allow to h
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