Electronics Forum | Tue Oct 19 17:52:47 EDT 1999 | John Thorup
Hi Carol You can use a threaded standoff and put a screw through the board and into the standoff with the screw from the buss bar coming into the other end of the standoff. You should use a SEMS type screw or a internal star type lockwasher with a pl
Electronics Forum | Wed Dec 18 10:10:07 EST 2002 | davef
No, sorry not on "Dave's Bookshelf". My basis is a study done at IBM. I reference it here: http://www.smtnet.com//forums/index.cfm?fuseaction=view_thread&CFApp=1&Thread_ID=4941&#Message19050 Responding differently, you're correct. If you have a
Electronics Forum | Tue Dec 17 12:53:28 EST 2002 | russ
You looked one page to far in the IPC book! Fillet height of 75% is acceptable for all 3 classes. Per IPC 610 rev. C Section 6 table 6.2. A. Circumferential wetting on Primary side (top)between lead and barrel (not anualar ring) Class 1 Not spe
Electronics Forum | Wed Aug 11 13:34:58 EDT 1999 | Dave F
(snip) | | You're quite right. However, anyone who uses MeCl in an aerosol spray needs his head examining. I'll go further: if he continues, he will most CERTAINLY need his head, the rest of his CNS and his liver examining a little later on. It has
Electronics Forum | Sun Aug 15 05:45:15 EDT 1999 | Brian
Boca, Dave Sorry, but I cannot let this go. I'll go along with you that, at the time that the Montreal Protocol was initially signed (September 1987), there was no scientific proof that CFCs etc. were causing ozone depletion. There was, however, ve
Electronics Forum | Wed Aug 11 09:51:11 EDT 1999 | Brian
| | | Easy goods-in polymerisation check: clean, white, cotton cloth: wrap it round a suitably gloved finger and pour a few drops of methylene chloride (! toxic) onto the end of the finger and rub it onto the bare board for a minute or so. If it come
Electronics Forum | Thu Aug 12 05:33:23 EDT 1999 | Brian
| | (snip) | | | | You're quite right. However, anyone who uses MeCl in an aerosol spray needs his head examining. I'll go further: if he continues, he will most CERTAINLY need his head, the rest of his CNS and his liver examining a little later on
Electronics Forum | Thu Aug 12 22:23:23 EDT 1999 | Dave F
| | | | (snip) | | | | | | You're quite right. However, anyone who uses MeCl in an aerosol spray needs his head examining. I'll go further: if he continues, he will most CERTAINLY need his head, the rest of his CNS and his liver examining a little
Electronics Forum | Fri Aug 13 10:39:25 EDT 1999 | Boca
| | | | | | (snip) | | | | | | | | You're quite right. However, anyone who uses MeCl in an aerosol spray needs his head examining. I'll go further: if he continues, he will most CERTAINLY need his head, the rest of his CNS and his liver examining a
Electronics Forum | Tue Dec 30 08:55:29 EST 2008 | umamaheswaruk
Hi all, I have couple of questions/doubts on solder mask, please clarify. Why green color solder mask is popular when compared to other solder mask (RED, PURPLE, BLUE etc.). Are there any performance issues with other solder mask if I use them.
