Electronics Forum | Thu Jun 25 09:29:01 EDT 1998 | Henry Lee
| | I have a single-sided board with test vias that pass through the board. The test vias are pasted and reflowed with the SMT components on the top side. When the boards are wavesoldered, the solder coverage on the vias is spotty. Some will so
Electronics Forum | Wed Jun 24 11:59:31 EDT 1998 | Brian Conner
| What is your current solder pot temperature? Whatever that temperature is, | has it been verified/calibrated? | What kind of flux is being used? No-clean, OA, RMA? | How is the flux being applied to the PCB? | Is this problem occuring on ALL nega
Electronics Forum | Mon Jun 22 14:39:55 EDT 1998 | Wayne
Steve: See I told ya, put all those cute little pics on your messages and they take all of our stuff away..... Wayne
Electronics Forum | Fri Jun 19 15:17:58 EDT 1998 | MAURICE MCCLAIN
WHAT IS THE BEST ANGLE FOR THE SQUEEGEE BLADE TO BE ANGLED AT? WE ARE USING 45 DEGREE ON OUR POLYURETHANE BLADES, AND I BELIVE WE HAVE THE OPTION OF EITHER 45 OR 60 DEGREES ON OUR METAL BLADES. WHICH OF THE TWO IS BETTER, OR SHOULD WE BE USING ANOT
Electronics Forum | Fri Jun 19 15:17:10 EDT 1998 | MAURICE MCCLAIN
WHAT IS TH EBEST ANGLE FOR THE SWUEEGEE BLADE TO BE ANGLED AT? WE ARE USING 45 DEGREE ON OUR POLYEURETHANE BLADES, AND I BELIVE WE HAVE TH EOPTION OF EITHER 45 OR 60 DEGREES ON OUR METAL BLADES. WHICH OF THE TWO IS BETTER, OR SHOUL WE BE USING ANOT
Electronics Forum | Fri Jun 19 01:27:31 EDT 1998 | Mark Chua
Speaker made of ABS material could not withstand temperature of 250 C after wave soldering, please advise what is the guidelines for such material to pass thru wave soldering process, is there any guide books for my reference.
Electronics Forum | Fri Jun 19 02:02:01 EDT 1998 | Scott McKee
| I am involved in the purchasing decision (Technical side) of which placement machine to buy. One of the criteria we need to specify is how many feeders, and what sizes. I have a provitional parts list of a job that we are most likly going to build.
Electronics Forum | Mon Jun 15 14:00:32 EDT 1998 | Pete
Yes, whats your issue..... | Does any one wave solder the 0402 Chips on the bottom side of a board? | Any comments?
Electronics Forum | Wed Jun 10 11:21:04 EDT 1998 | Kelly Morris
Does anyone have any info./studies on what the percentage or PPM defect rates are for each part of the typical SMT process. Example: Screen Print = 45% of total defects Component Placement = 25% of total defects
Electronics Forum | Tue Jun 09 17:30:44 EDT 1998 | Yuan
If i want to set up an assembly line, what would be the approximate cost for testers? Appreciate any replies. Yuan
