Electronics Forum | Thu May 06 14:22:00 EDT 1999 | Dave F
1. PCB boards coated with photoresist both Single & Double sided baords especially the double one with dimensions of 1 m square or 1/2 m square with a life guarntee not less than 3 years. | > 2. Photoresist spray bottles of 200ml or more. | > 3. Sold
Electronics Forum | Thu May 06 09:10:44 EDT 1999 | Haitham Sakr
1. PCB boards coated with photoresist both Single & Double sided baords especially the double one with dimensions of 1 m square or 1/2 m square with a life guarntee not less than 3 years. > 2. Photoresist spray bottles of 200ml or more. > 3. Solder &
Electronics Forum | Fri Apr 30 10:34:16 EDT 1999 | Ryan Jennens
Mornin! We just had vendor in here pitching a "low-temperature rework system" which was intriguing, but too expensive. He did get me to thinking though, beyond heating ceramic caps before hand-soldering them, it seems like it would be advantag
Electronics Forum | Thu Apr 22 18:07:38 EDT 1999 | Tom B.
| On various PCB's after building processes,such as reflow, flowsolder and wash. The soldermask on the PCB's have become discoloured, like a 'marble' effect all along the solder side of the board, it is lighter in contrast than normal, although when
Electronics Forum | Thu Apr 22 08:42:40 EDT 1999 | ADRIANO FERNANDES
I would like to known what�s MESH SIZE mean in the solder paste specification ?
Electronics Forum | Sun Apr 18 00:26:29 EDT 1999 | Vic Lau
| | | | | Can someone explain the difference between solder "fines" and solder balls? Is there an official specification where "fines" are defined? What is the spec for "fines"? | | | | | | | | | | I consider "fines" individual unmelted metal sph
Electronics Forum | Tue Apr 06 20:28:41 EDT 1999 | Scott McKee
| I need help in finding solder paste measuring equipment. | Height, length, width, area, volume after printing (off line): 1. Cyberoptics:1-800-745-6315 www.cyberoptics.com 2. Manix Manufacturing 1-215-953-9797 3. Theta Group 1-205-650-0535 4.
Electronics Forum | Fri Feb 19 02:11:11 EST 1999 | Pete Sorenson
| During inspection and test we find leads which do not get soldered. Some are because of insufficient paste, but with others everything looks right. This will only happen on 1 to 2 pins, and it is not isolated to a specific type of ic or location o
Electronics Forum | Thu Feb 04 09:22:56 EST 1999 | Terry Burnette
| Hello all, | | Are BGA's easy to develope shorts? If a process is stable and all of a sudden you get BGA's shorting out on you, what might be problems? | | We've checked our solder paste amount, and we've rechecked our reflow profiles and nothin
Electronics Forum | Wed Feb 03 17:39:41 EST 1999 | Rich Croteau
Name of equipment that automatically does the solderballing. Pads are .010" on .050" pitch