Electronics Forum | Sun Oct 17 03:36:55 EDT 1999 | Brian
Obviously, clean enough :-) I don't think I've ever seen a specification, although some companies obviously have in-house ones. It would depend on the process used. For ex., if you used Parylene, where the coating is done in a vacuum chamber, you wou
Electronics Forum | Thu Oct 14 23:01:48 EDT 1999 | Dennis O'Donnell
With loaded boards, warpage can be removed by placing the assembly in a wave solder conveyor pallet as you would if you were going to wave solder the assembly. Place board and fixture in a Blue M forced air oven at 90 C for 30 minutes. Let cool to r
Electronics Forum | Thu Oct 14 09:10:58 EDT 1999 | Clifford Peaslee
Thanks Dave, The participation column under the listing by message date and by author is the forums (ie. SMT, Component, etc) that the message is participating in. When replying to a message, the message will have the same "forum participation" as t
Electronics Forum | Tue Oct 12 15:20:44 EDT 1999 | Jim Schultz
I need your help! We have been doing double sided surface mount for 4 years now. Up until 6 months ago I have not had a tombstoning problem. Since then I have a fairly high incidence rate of tombstones on the 0603 size resistors (no other parts).
Electronics Forum | Tue Oct 12 16:07:29 EDT 1999 | Jeff Sanchez
| | We (Compunetix, Inc.) need to sell a Centech Vapor Phase. What would be a good asking price. | | | | TIA | | | You should be aware that vapour phase is on its way down the hill for environmental reasons. In any case, how can anyone recommend a
Electronics Forum | Thu Oct 14 09:01:59 EDT 1999 | Bruce
Why not to use an MCS30: Hardware is proprietary, OS-9 format, expensive to fix or replace, support, slow, RS-232 or ethernet hookup for CAD download, flat file format. F4G: PC is purchased by you, WindowsNT 4.0, inexpensive to fix or replace, supp
Electronics Forum | Mon Oct 11 12:58:21 EDT 1999 | John Thorup
| In a cost-reduction effort, our Design group is attempting to eliminate silk-screen (legend ink) on some new products. By the elimination of this process, there will be a slight decrease in the cost of the bare board. | | Presently, the silk scre
Electronics Forum | Mon Oct 11 13:53:45 EDT 1999 | Dave F
| In a cost-reduction effort, our Design group is attempting to eliminate silk-screen (legend ink) on some new products. By the elimination of this process, there will be a slight decrease in the cost of the bare board. | | Presently, the silk scre
Electronics Forum | Tue Oct 12 04:18:12 EDT 1999 | Scott Davies
| | We have three buckets filled with leftover solder paste from our screen printing process. Kester has informed me that they no longer take paste, but only dross and pot dumpings. Does anyone know if there's someplace I can recycle this, or am I
Electronics Forum | Tue Oct 12 04:26:30 EDT 1999 | Brian
| We have three buckets filled with leftover solder paste from our screen printing process. Kester has informed me that they no longer take paste, but only dross and pot dumpings. Does anyone know if there's someplace I can recycle this, or am I go
