Electronics Forum: spectrum (Page 1 of 7)


Electronics Forum | Wed Nov 04 09:47:25 EST 2009 | tstrat

It was 7 wt% according to the EDS spectrum at the EN layer near the ball-pad interface.

Teradyne Spectrum Series

Electronics Forum | Thu Aug 19 11:23:58 EDT 1999 | Rich Cary

We are considering the purchase of a Teradyne Spectrum 8800 series tester. We have experience primarily with Genrad 228X testers, and have been well pleased, but we are giving Teradyne the opportunity to bid. Does anyone have experience with these

Tin Lead BGAs in leadfree paste

Electronics Forum | Tue Mar 07 14:18:32 EST 2006 | James

Billy, I have to disagree with you. We inadvertently soldered a Pb BGA with SAC305 paste and then had it micro sectioned and spectrum analyzed. Imagine our surprise when we saw the spectrum analysis showed Pb. The micro sections showed none to ac

Component PPM

Electronics Forum | Fri Mar 26 08:09:58 EST 1999 | Mark Anderson

Does any have any reports on competive Component PPM levels for world class manufacturers ?? I would also like to get any information on the fault spectrum for component mounting.

Westek / ICOM Standardization Solution

Electronics Forum | Tue Aug 09 09:13:45 EDT 2005 | davef

You should use deionized water and laboratory NaCl. Try a local college or high school for the NaCl. Otherwise, order it from a laboratory supply house [eg, Fisher Scientific, Spectrum Chemicals, etc].

Measuring intermetallic compound

Electronics Forum | Wed Aug 24 08:54:30 EDT 2005 | patrickbruneel

SEM to determine thickness and spectrum analyses to determine the metals forming the IMC. This will give you everything you would want to know.

advice on selecting ATE/ICT

Electronics Forum | Sat Sep 22 23:57:53 EDT 2007 | accurex

The selection of Test equipment primarily should be driven by the requirement of fault spectrum you would like to capture. If you are looking at Manufacutring defects MDA/ICT would do the job, if you would like to cover the functional aspect a combin

Chinese Production SMT Machines???

Electronics Forum | Fri Mar 02 03:16:39 EST 2018 | reckless

Thanks for the explanation but we dont have a need for a JEDEC tray or matrix tray feeder. My volume is half million pieces a year so we are on the small side of the spectrum.


Electronics Forum | Wed Apr 11 08:00:04 EDT 2018 | spectrumsmt

might like to check the backup on Juki if you are in the UK. we can help with custom nozzles for most machines, especially if you are placing LEDs. Happy to give further impartial advice if you want to PM me Ian Spectrum SMT


Electronics Forum | Tue May 15 03:25:40 EDT 2018 | spectrumsmt

Good choice Stephen. May I suggest that you order as many extra feeders that you can as they will give you the best deal when you order with a machine. After that we can supply you with OEM feeders and nozzles at extremely competitive prices. Good l

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