Electronics Forum | Wed Sep 25 20:23:44 EDT 2002 | davef
Federal Specification GGG-P-463c "Granite Surface Plates" defines the three standard grades of tolerance for surface plates as follows: * AA - Laboratory Grade: For high precision operations in consistent temperature gauging rooms and metrology depa
Electronics Forum | Sat Jul 08 12:33:07 EDT 2017 | dleeper
As others have mentioned, using your P&P machine is as accurate as any other solution and has the advantage of using equipment you already have. Most, if not all, P&P machines should have some sort of teach mode where you center the camera over the f
Electronics Forum | Wed Oct 28 14:12:48 EST 1998 | Stefan W.
The only method I would trust measuring the cp or cpk is with an optical coordinate measuring machine used in metrology labs. The machine should have at least ten times better accuracy than the machine to be measured. For a print area of 18"X18" you
Electronics Forum | Thu Aug 02 21:22:15 EDT 2018 | davef
I need your input. What are your thoughts? Currently SMTnet is looking to improve process. It uses four different lists of categories that all are maintained and updated separately. A single LIST makes sense. Approaches to arranging the LIST being
Electronics Forum | Mon May 14 09:43:37 EDT 2001 | orbotech
As the face of business changes through revolutionary factors, such as the increasing rate of outsourcing, manufacturers (especially EMS plants) will strive to fine tune their test strategies to ultimately improve and sustain product quality and to r
Electronics Forum | Thu Mar 18 12:32:16 EST 2004 | steve_arneson
There are many low cost paste inspection systems on the market today. It really depends upon your overall needs for process improvement. The CyberOptics LSM series of inspection devices use a single laser stripe to calculate both Height, Area and V
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