Electronics Forum | Wed Jul 04 14:22:51 EDT 2001 | davef
I just rooted through an analysis that we did five or six years ago [so current it aint] and finally found the goods. We talked to Vitronic, Heller, Electrovert, IR, and Conceptronic. Only Electrovert had a 2.75" throat [rail to top of board cleara
Electronics Forum | Tue Jul 03 11:56:13 EDT 2001 | Russ Roberts
I am a Manufacturing Engineer working on a new bid. Please help with my question about a new process that I am unfamiliar with: The Assy that we are quoting involves a SMT PCA that is soldered to an aluminum chassis. All surfaces of the chassis that
Electronics Forum | Fri Sep 07 15:19:42 EDT 2001 | davef
Watt tiepoo? [Cereally, you can usually fix typos after you post by using the P yellow �edit� button that shows when you are looking at your posting.] We�re had people on SMTnet that were washing their boards with a brush attached to the end of a ga
Electronics Forum | Sun Nov 14 02:29:59 EST 1999 | Hany A. Salam
In our facility we face a lot of power failures due to the to the city electricity network problems.So, it has hppend many times to loose some PCA's inside the reflow oven. Of course it costs a big money tobuy a UPS for a reflow oven. One suggested
Electronics Forum | Tue Aug 22 10:06:53 EDT 2000 | George English
Has there been a definite date for the total move over to lead free? Will it be 2004 or 2008. Also is there a direct replacement for leaded solder, I have read various articles on numerous alloys suggested for the switch, such as bismuth, tin, copper
Electronics Forum | Tue Apr 06 12:55:01 EDT 1999 | Patrick O'Connor
0603's and 0402's are being damaged by the water wash post reflow. PCA's are 1" X 4" and 2" X 2" approximately. We've adjusted water pressure so that the top-down is higher than the bottom up. The baskets have a .5" mesh spacing. Some baskets h
Electronics Forum | Mon Feb 28 03:46:34 EST 2000 | Hany
Hello 1-In our facility we face a lot of power failures due to the to the city electricity network problems.So, it has hppend many times to loose some PCA's inside the reflow oven. Of course it costs a big money to buy a UPS for a reflow oven. One
Electronics Forum | Mon Feb 28 03:46:34 EST 2000 | Hany
Hello 1-In our facility we face a lot of power failures due to the to the city electricity network problems.So, it has hppend many times to loose some PCA's inside the reflow oven. Of course it costs a big money to buy a UPS for a reflow oven. One
Electronics Forum | Fri May 07 05:47:44 EDT 1999 | Charles Stringer
This is not strictly a surface mount query but any input welcome I am thinking of using surface mount solder thief pads for a through hole connector. The connector is two rows of 0.1" pitch pins and on waving there is often a bridge on the last two p
Electronics Forum | Wed Nov 25 21:23:29 EST 1998 | Dave F
| I like to know under what conditions the reflow profile of a solder paste is taken? Bare board, board with the solder paste, or board with high melt solder paste? | John: None of the above. The two key variables that determine the reflow tempera
winsouce.jpg)
