Electronics Forum | Tue Mar 21 20:25:30 EST 2000 | Dave F
John: What�s the matter? Free gold � good thing for you, bad thing for your supplier. :^) Pre-tinning of gold plated leads is important to: � Prevent gold embrittlement of the solder joint � Determine if the leads are solderable prior to assembly (
Electronics Forum | Thu May 17 07:36:40 EDT 2001 | Bob Willis
Here is a copy of a draft document on PIHR Inspection I have jotted down on a flight to Scotland yesterday, any comments suggestions etc ? I have already most of the photos for the standard but as you know there is nothing in the IPC document it just
Electronics Forum | Sat Oct 02 03:27:52 EDT 1999 | Brian
| I am currently in the middle of a company wide war and I'm looking for data (AMMO). Here are the problems: | | 1) I am looking for anyone who has done or seen any reports on Thermal Shock to smt parts and/or via holes caused by Soldering Irons at
Electronics Forum | Wed Jul 28 16:36:30 EDT 1999 | Earl Moon
| | | While inspecting incoming PCBs we detected around all plated-through-holes (only there and all in the same place) some halfmoonshaped light rings that match obviously only with the pink ring symptom shown in the IPC-A-600 chapter 2.5.2.. That w
Electronics Forum | Sat Sep 26 03:23:46 EDT 1998 | Jeff Sanchez
| | O-H-H-H-H-H-H-H Lawdy, lawdy... | | My babuh done left me... | | my dawg pee'd on my leg... | | my cornflakes are all poopy... | | don't make me hafta beg... | | I got's dem backplane blues, o-h-h-h-h-h lawdy..." | | OH! | | | | Hi there! Sca
Electronics Forum | Sat Oct 02 20:19:19 EDT 1999 | John Dwinell
| | I am currently in the middle of a company wide war and I'm looking for data (AMMO). Here are the problems: | | | | 1) I am looking for anyone who has done or seen any reports on Thermal Shock to smt parts and/or via holes caused by Soldering Ir
Electronics Forum | Sun Aug 08 20:59:55 EDT 1999 | Dreamsniper
| | | What oven temperature should be used to reflow solder (Sn63Pb37) on a PC board (0.075" to 0.100" thickness) in 5 to 10 minutes? | | | | Profiling - tedious but important. As said, start with the paste manufacturers recomendation which is usua
Electronics Forum | Fri Jun 04 10:02:06 EDT 1999 | Chrys Shea
| | I'm encountering a new problem at my new company that I haven't encountered before in my past life - and that's Wave Soldering VIA holes. | | | | We've been getting a rash of defects that we call in this company, "insufficient solder in VIA hole
Electronics Forum | Fri Jun 04 17:10:59 EDT 1999 | C.K.
| | | I'm encountering a new problem at my new company that I haven't encountered before in my past life - and that's Wave Soldering VIA holes. | | | | | | We've been getting a rash of defects that we call in this company, "insufficient solder in VI
Electronics Forum | Mon Jun 07 12:22:44 EDT 1999 | Chrys Shea
| I'm encountering a new problem at my new company that I haven't encountered before in my past life - and that's Wave Soldering VIA holes. | | We've been getting a rash of defects that we call in this company, "insufficient solder in VIA hole." The
