Electronics Forum | Tue Dec 22 09:14:24 EST 2020 | dimamalin
Hello guy's, I need a advise to desoldering smd filter with big soldering square from GOLD-ceramic surface with rework station ERSA IR650. TC-SENSOR not reading temperature ,because board work like radiator. IRS- SENSOR have a problem with gold
Electronics Forum | Thu Nov 20 04:00:36 EST 2008 | caerleon
Our sub-contractors will be using SMD600. Thankyou all for your replies much appriciated.
Electronics Forum | Sat Jun 19 08:37:25 EDT 1999 | Dave F
| There is a PCB with SMD components glued on bottomside. When I make tests for checking the resistance of glue the result is a break in the surface of PCB. | | How can I measure the surface resistance of PCB surface? | How can I increase this resis
Electronics Forum | Mon Nov 20 19:49:03 EST 2006 | davef
Sorry for stating this incorrectly. It should been: Bow & twist for bare boards and panels: IPC-A-610 Acceptability of Electronic Assemblies, 10.6: 1.5% for PTH only and 0.75% for SMT, acording to test method TM-650, method 2.4.22 IPC-6012, par. 3.
Electronics Forum | Wed Nov 19 06:02:22 EST 2008 | caerleon
Hi all, I have been in the game for near on 15 years and finally something has stumped me! As this site has always provided a wealth of knowledge and at times some amusement I have decided to post it here. Ok. My company uses a test method on an Om
Electronics Forum | Sat Nov 18 21:20:58 EST 2006 | Fer
Dave, May I ask where did you find the 1.5%, or the goal of .005" (or .007") per inch? The IPC-A-600 bow and twist standard calls for a .75% based on the calculation of the test method TM-650, method 2.4.22, which calculates the percentage based on
Electronics Forum | Sat Sep 04 06:25:07 EDT 2004 | GS
Many Thanks Dave for your patience (GBY). I was just trying to give a chance to our connector Supllier to read few micrograms less of NaCl found with the connectors. But even if using a "bonus formula" they are out of specs. Following it could be i
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