Electronics Forum | Fri Sep 10 09:03:52 EDT 1999 | ScottM
| | hi, i m college student. i m currently doing my Final year project in PCB drilling. the main task is to design auto feeder which allign the PCB properly in position before drilling take place. the close tolerance becomes a big problem to the prec
Electronics Forum | Fri Sep 10 12:09:02 EDT 1999 | Earl Moon
| | | hi, i m college student. i m currently doing my Final year project in PCB drilling. the main task is to design auto feeder which allign the PCB properly in position before drilling take place. the close tolerance becomes a big problem to the pr
Electronics Forum | Sun Sep 12 08:20:04 EDT 1999 | se
| | | | hi, i m college student. i m currently doing my Final year project in PCB drilling. the main task is to design auto feeder which allign the PCB properly in position before drilling take place. the close tolerance becomes a big problem to the
Electronics Forum | Thu Aug 02 18:33:49 EDT 2018 | sarason
I remember once working for a company that got caught during a supply shortage. Yes they were meant to get several hundred Opamps a day from there supplier. but the manufacturer fell short some 20,000 pieces. Anyway the supplier scoured the world and
Electronics Forum | Sat Feb 01 04:49:59 EST 2003 | testing
Hi, We currently have several AOIs on our production/test line which I feel as an engineer, are not being used to their true potential. Does anyone have any ideas on how I can improve their use i.e SPC, Placement in the production line etc since we
Electronics Forum | Tue Feb 04 08:32:49 EST 2003 | roertner
In my experience AOI's are good for checking machine setup I.E. first piece inspection. After that the only things they will typically catch are wrong parts, reversed parts, missing parts, and tombstones. I would however suggest getting an AOI with a
Electronics Forum | Mon Mar 24 10:38:33 EDT 2008 | davef
No standard, but common practice is: IPC-TM-650 Test Methods Manual * Method 2.1.1, Microsectioning, Manual Method * Method 2.1.1.2, Microsectioning, Semi or Automatic Technique
Electronics Forum | Sat Mar 10 08:05:09 EST 2007 | davef
Here's your test definitions [clipped from the dictionary in the fine SMTnet Library]: * Test, Automated. Computer controlled electrical testing of parts, assemblies, or finished products. * Test, Built-In (BIT). An electrical testing technique whi
Electronics Forum | Tue Apr 03 20:46:32 EDT 2007 | Mike Konrad
We manufacture similar equipment. I would recommend that most of the testing be performed in an automatic shut-off mode. There are potential issues with both methods, automatic shut-off and fixed time tests. In an automatic shut-off mode, the cl
Electronics Forum | Wed Feb 02 12:11:31 EST 2000 | Dave F
Casimir: Resistivity of Solvent Extract (ROSE) testers measure ionic contamination by washing boards with a DI water/IPA solution. (No-clean people: Stop and go on to something else.) The testers are process control instruments used to monitor a
