371 ipc-tm-650; method 2.4.22 bow sample results

Electronics Forum: ipc-tm-650; method 2.4.22 bow sample (7)

PCB Warp Issues

Electronics Forum | Fri Jul 16 11:27:57 EDT 2010 | davef

Consider: * Bow & Twist IPC-TM-650; Method 2.4.22 * Previous threads on SMTnet, like: http://www.smtnet.com/Forums/Index.cfm?CFApp=1&Message_ID=54498

Bow and twist of PCB's

Electronics Forum | Mon Apr 23 14:03:18 EDT 2001 | Ryan Jennens

Dougie- We,too, have the IPC-A-600F, and the spec. refers to IPC-TM-650 test method in the back of the book. Look on page Number 2.4.22 of the test methods appendix. This outlines the procedure for determining the percentage of bow and twist,

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