Electronics Forum: (4) (Page 366 of 630)

Re: Missing SMT Chip Components

Electronics Forum | Wed Sep 15 20:30:57 EDT 1999 | Bach Huss

Hi, Recently encountered missing components problem at the SMT process. Among 13 chip components from the same part number mounted on the board, only 4 ( located in a same row and next to each other) were missing after post reflow. C

Re: Thermal Stress in Reflow

Electronics Forum | Tue Aug 31 20:41:45 EDT 1999 | Dreamsniper

I am looking for a rule of thumb regarding the maximum ramp standard components (chip capacitors) can tolerate without failure during the reflow process. The standard seems to be 3C\second, but this figure is generally derived from the average r

Re: Make That F

Electronics Forum | Fri Jul 30 19:58:28 EDT 1999 | ScottM

Hello Netters, I have a customer who wants us to aquaeos wash a PCB after all operations have been performed. The PWB is two layer FR4 with a Transformer, a Multichip Module with Conformal Coating, (6) 11" insulated wires that are

Re: Installing TPSys

Electronics Forum | Thu Jul 15 21:10:53 EDT 1999 | Scott McKee

I was wondering if someone could help me with a little problem I am Having with a MyData TP-11 UFP running TPSys 1.4.2. Early this week the machine crashed and I had to reload the software. I re-insatalled Venix then the CP4 driver then TPsys and S

Re: Installing TPSys

Electronics Forum | Fri Jul 16 05:48:06 EDT 1999 | Wayne Sanita

Give Mydata a call as Scott said, they will take step by step over the phone. Wayne I was wondering if someone could help me with a little problem I am Having with a MyData TP-11 UFP running TPSys 1.4.2. Early this week the machine crashed an

Re: problem when testing the RF product

Electronics Forum | Mon Jun 21 09:32:28 EDT 1999 | Glenn Robertson

Do anyone have any experience on assembling high frequency product, 1.8GHz or 2.4GHz. In our production line, we manufacture 1.8GHz product with using no clean paste (RMA type) for reflow and no clean wire for rework. In our functinal test,eit

Re: problem when testing the RF product

Electronics Forum | Tue Jun 22 09:59:38 EDT 1999 | Vic Lau

Do anyone have any experience on assembling high frequency product, 1.8GHz or 2.4GHz. In our production line, we manufacture 1.8GHz product with using no clean paste (RMA type) for reflow and no clean wire for rework. In our functinal te

Re: problem when testing the RF product

Electronics Forum | Wed Jun 23 16:54:16 EDT 1999 | Frank Frimpong

Do anyone have any experience on assembling high frequency product, 1.8GHz or 2.4GHz. In our production line, we manufacture 1.8GHz product with using no clean paste (RMA type) for reflow and no clean wire for rework. In our functinal test,eit

Re: HASL - again?

Electronics Forum | Fri Jun 18 13:47:33 EDT 1999 | Jason Gregory

Now don't everyone jump on this at once, but it seems time for me to send out copies of my not even close to being dated copy of an article about HASL. Though it was published in 1992, in Printed Circuit Fabrication Magazine, and it got rave review

Re: 2512's To Wave or not to Wave????

Electronics Forum | Tue Apr 27 15:09:09 EDT 1999 | Justin Medernach

Has anybody had experience wavesoldering 1 watt 2512 resistor packages?? I know it can be done, but are there reliability issues? We are in the middle of a new product and the question was posed to me "Can we use 2512 1 watt resistors on the


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