Electronics Forum: 3.4.1 (Page 1 of 1)

Re: Question on J-STD-001B

Electronics Forum | Sat Mar 18 06:51:38 EST 2000 | Dave F

Ashok: I believe J-STD-033 was released in the past year. A-610B is much older than that maybe 5 years. A-610C, �3.4.1 references J-STD-033. Ta. Dave F

Re: Question on J-STD-001B

Electronics Forum | Sat Mar 18 06:51:38 EST 2000 | Dave F

Ashok: I believe J-STD-033 was released in the past year. A-610B is much older than that maybe 5 years. A-610C, �3.4.1 references J-STD-033. Ta. Dave F

Drinking Water In Production

Electronics Forum | Mon Feb 07 14:54:30 EST 2005 | davef

Industry assembly procedures say: * ANSI/IPC-A-610, in section 3.4.1, as a guideline, indicates that "There must not be any eating, drinking, or use of tobacco products in the work area." * ANSI/J-STD-001, in section 3.7, "Eating, drinking, and/or u

IPC Spec for PTH Hole Size Tolerance

Electronics Forum | Wed Apr 10 22:23:48 EDT 2002 | davef

IPC-6012A, 3.4.1 has words to the effect of: Hole size tolerance and hole pattern accuracy shall be as specified in the procurement documentation. Our fab says: Standard Drill Sizes Drill Number ||Hole Size ||Finished Hole Size 70 ||0.028" ||0.02

IPC Spec for PTH Hole Size Tolerance

Electronics Forum | Wed Apr 10 22:24:30 EDT 2002 | davef

IPC-6012A, 3.4.1 has words to the effect of: Hole size tolerance and hole pattern accuracy shall be as specified in the procurement documentation. Our fab says: Standard Drill Sizes Drill Number ||Hole Size ||Finished Hole Size 70 ||0.028" ||0.02

can silver plating be used as barrier when soldering brass to copper? silver plate the brass?

Electronics Forum | Thu Jun 08 16:12:19 EDT 2017 | davef

Your plater's recommendation should work fine. Your simple copper plate will work, but you'll be stepping into fighting a copper tarnish battle. Silver over the copper is a better choice. I was thinking a silver thickness of a minimum of 3 microns

PCB Thermal shock

Electronics Forum | Mon Nov 05 20:34:03 EST 2001 | davef

What�s the problem? There area many heat related failure mechanisms in bare boards. You can damage boards with heat several ways. A couple favorites [Don�t try this at home. Perform on a closed track by professional solders only.] are: * Put a

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