Electronics Forum: electronic (Page 3976 of 7890)

in-circuit test - HP or GenRad

Electronics Forum | Mon Jun 28 13:41:19 EDT 1999 | mike weekes

I am looking to buy either a GenRad TestStation 80 or a HP 3170 test station. GenRad has matched HPs price, but I'm concerned about the HP UNIX vs GenRad NT base - any input on your choice and service, support, cost, issues, satisfaction - email me

Wavesolder conveyors

Electronics Forum | Sat Jun 26 21:17:34 EDT 1999 | Bob Huelsenbeck

Anyone having any conveyor rail shaking on Electrovert wavesolder machine model "Electra"? The conveyor shakes more with a pallet passing through the machine, particularly when the 20" pallet is passing from spray fluxer to the first pre-heater. Here

Re: Pin Hole/Blow Hole - Causes and cure please

Electronics Forum | Fri Jun 25 09:43:24 EDT 1999 | Dave F

snip | | Dear John/Earl | | Thanks for your clarifications. To me also the problem does not seem to be linked with the PCB. The Pre heater temp. is set at | 450 degree C. We are using Alpha Aq. cleanable flux. Can you elaborate on the Desired

UPload problem has been resolved - wave solder paper is available in library

Electronics Forum | Wed Jun 23 20:33:07 EDT 1999 | Chrys Shea

The uploading problem has been resolved - the paper on controlling the wave solder process and resolving causes of defects is now available for downloading. Sorry for the previous difficulties. Oh yeah - the paper is close to 1 meg long, so keep th

Re: UPload problem has been resolved - wave solder paper is available in library

Electronics Forum | Wed Jun 23 20:48:40 EDT 1999 | Dave F

| The uploading problem has been resolved - the paper on controlling the wave solder process and resolving causes of defects is now available for downloading. | | Sorry for the previous difficulties. | | Oh yeah - the paper is close to 1 meg long,

Re: UPload problem has been resolved - wave solder paper is available in library

Electronics Forum | Wed Jun 23 21:01:07 EDT 1999 | Dave F

| The uploading problem has been resolved - the paper on controlling the wave solder process and resolving causes of defects is now available for downloading. | | Sorry for the previous difficulties. | | Oh yeah - the paper is close to 1 meg long,

Minimum space recommended for thru-hole, pad to pad

Electronics Forum | Wed Jun 23 15:49:30 EDT 1999 | Kelly Morris

In the IPC-SM-782 (Surface Mount Design and Land Pattern Standard) it recommends a minimum of .040" between bottomside wavesoldered chip pads. Where might I find a similar IPC recommendation for minimum space between thru-hole pads? Does anyone kno

cutter blades for Universal chipshooter....please help!!!!!

Electronics Forum | Tue Jun 22 13:35:40 EDT 1999 | Jason Gregory

I am need of info regarding the tape cutter blades for a Sanyo/Universal 4760 HSP chipshooter. Ours are gone and beyond repair. I have found that the blades are the same as on the 4765 HSP. Part nos. are UPPER-6300056280 LOWER-6300056273 Please he

Opinions on in-line wash equipment?

Electronics Forum | Mon Jun 21 22:27:57 EDT 1999 | John K.

We're a CM doing low volume/high mix and are considering buying from one of the two big names, TR** or Sp*******/El*********. We need saponified wash for some of our no-clean over wave; the great majority is OA from our SMT lines. Any thoughts?

Adding a trace to a PB

Electronics Forum | Mon Jun 21 18:15:05 EDT 1999 | George Forrest

We have a need to add a trace to a large quantity of bare PB's. The trace goes from a 25 mil QFP pad to a via. The rework must be done before we process the board. The rework cannot interfere with the solder paste screening process. Does anyone


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