Electronics Forum | Mon Dec 07 17:56:45 EST 1998 | Tom Braswell
I have been put incharge of developing a process to rework a doublesided SMT PCB with DCA/COB (direct chip attach, chip on board ) components. The rework will consist of removing some 603-1206 chips on both sides of PCB, oh yeah its has a polyuretha
Electronics Forum | Fri Nov 27 08:07:50 EST 1998 | Earl Moon
| | | I have some 1.25 mils Al wire bonding chip on board process. After epxoy-based encapsulation, I do some aging test. How can I "see" or prove that there is a "wire break" exist due to the tension of thermal cycling? How can I know the failure is
Electronics Forum | Mon Nov 30 16:19:44 EST 1998 | Brian McCarthy
| We are considering a used Yamaha YM84V II to add to our existing compliment of stand-alone machines. The brochure states that it can place 0603 devices as standard. Is this true? Do you know of any quirks with these machines? Any comments would be
Electronics Forum | Mon Nov 23 14:35:14 EST 1998 | MMurphy
| Does any body know stencil manufacturer in states or south east asia for electroforming processes and step down from 5mil to 3mil. | | Thanks! | Hi Daniel, let me guess, you were using AMTX? Too bad their out of business, they made good products.
Electronics Forum | Tue Nov 17 15:20:41 EST 1998 | Dave F
| I am interseted in an entry level placement machine and looking for opinions and advice on manufacturers. My present line, an MPI-580 just became obsolete due to a bankruptcy situation! I need to place BGA and 20 mil fine pitch, speed is not too
Electronics Forum | Fri Nov 13 14:35:29 EST 1998 | Dave F
| Anyone using SMT "Fair-Rite" beads? We have a P/N 2743019447 that we're using. We need to know the shear force strength of the part and the vendor's man who knows is in Deutschland and can't help until Monday. I can't wait that long. | | Also, do
Electronics Forum | Thu Nov 12 13:31:18 EST 1998 | Michael Allen
Cencorp and Ozo are two U.S. companies that make CNC routers for circuit boards. You can find their phone numbers if you search the SMT Forum archives. Products [companies] that support off-line programming include: * CIMBridge [Mitron (Genrad)] *
Electronics Forum | Thu Nov 26 01:55:02 EST 1998 | Tom
| All , Does anyone out there use CNC routing machines ? If so could you let me know their make , country of origin etc. | Do any of you have the facility to use gerber or CAD files for creating part programmes either on or off-line ? If so could yo
Electronics Forum | Thu Nov 12 00:02:45 EST 1998 | Gang Pan
I have just finished this excise which compared Mydata and Quad machine. As the result I purchased Quad QSV-1 model SMT assembler. In my opinion select which one that will depend on your applications. Also depend on what machines you compare with.
Electronics Forum | Tue Nov 10 12:06:59 EST 1998 | Steve Herring
Larry, We place QFP240's all the time with our 2 IP-3's. If you provide your e-mail or fax number, I can send you the PD that we use for our QFP's. Steve | Here is a good one for ya. Our IP3's MTU will not pick QFP240's out of cavities, 10, 12,
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