Electronics Forum | Thu Jan 14 15:03:57 EST 1999 | Earl Moon
| I need to buy modestly priced pc layout software for very infrequent use for very simple microwave and analog surface mount multi-layer boards. Can any one recommend a software package which is easy to learn, runs on a Windows PC and interfaces wit
Electronics Forum | Tue Jan 12 19:07:07 EST 1999 | Earl Moon
| | For process management with SPC of the stencil printing process with a fully automatic stencil printer, what process outpur parameter would you recommend for SPC? | | | | It appears to me that there are two options: | | A: to have a pn chart bas
Electronics Forum | Mon Jan 11 12:15:36 EST 1999 | Cunli Jia @ SMTnet
To All, SMTnet has many new services and content planned for 1999. We welcome any input that you may have for ideas that would make your SMTnet experience better. One project in the works is to greatly expand our coverage of Trade Shows and Confere
Electronics Forum | Mon Jan 11 12:13:39 EST 1999 | Cunli Jia @ SMTnet
To All, SMTnet has many new services and content planned for 1999. We welcome any input that you may have for ideas that would make your SMTnet experience better. One project in the works is to greatly expand our coverage of Trade Shows and Confere
Electronics Forum | Mon Jan 11 21:34:37 EST 1999 | Dave f
| I know that static concerns are very important in your work. Are static concerns eliminated by the antic-static devices you wear or which are in your environment, or do the hand tools you use, such as picks, tweezers and brushes, need to be anti-st
Electronics Forum | Wed Jan 06 14:54:42 EST 1999 | Steve Gregory
| Steve, | | So good to see you back, old boy! Where ya been???? | | Chrys Hi ya' Chrys! Oh, I've been around...just haven't had a whole lot of time like I used to. The place I'm working at now is a start-up (as you may know, I think I ment
Electronics Forum | Fri Jan 08 09:25:40 EST 1999 | H. van Leeuwen
| If passive componets are cheaper why aren't they more popular? Manufacturers like Murata and AVX claim availability and substantial cost savings but little interest seems to exist. Why? Your input is greatly appreciated. | Good question... I work
Electronics Forum | Wed Dec 30 10:27:04 EST 1998 | Scott McKee
| We use a inline water wash system to clean our PWA's. How | low should i be able to let my DI water resistivity get before replacing the DI tanks. Is there a standard i can get on this subject. | | Thanks | JL | You'll want to look at IPC-AC-62A
Electronics Forum | Tue Dec 29 11:40:24 EST 1998 | Michael Allen
I don't have answers...just comments. We're just starting to assemble CSPs on protos, and I've got the same concerns you have. The MicroBGA package I'm working with has a ball diameter of 0.325mm (0.0128") and a standoff of just 0.010" BEFORE solde
Electronics Forum | Mon Jan 04 23:15:35 EST 1999 | Kris Ewen
Where I worked, we used 0.014" square aperatures (several mfgs. have proven the benefits of square & I've seen a better transfer efficiency myself). Some mfgs use smaller edge lengths & have had success. 0.005" thick stencils give better transfer e
