Electronics Forum: thread (Page 1656 of 7890)

IONIC CLEANLINESS SPEC FOR BARE PWBs

Electronics Forum | Tue Dec 10 13:36:49 EST 2002 | caldon

The EMPF has published a paper/ study on this topic, one of there better pieces of work. http://www.empf.org/html/empfset.htm www.empf.org Doccument number rroo13 Best regards, Cal

IONIC CLEANLINESS SPEC FOR BARE PWBs

Electronics Forum | Thu Dec 12 14:21:35 EST 2002 | gswable

Hi Mike Why is there a difference in readings on the Omega meter and the Ionograph ? Is it because that the IONOGRAPH is a closed loop extraction mechanism while the Omegameter is not ? Can you explain T

IONIC CLEANLINESS SPEC FOR BARE PWBs

Electronics Forum | Thu Dec 12 16:12:28 EST 2002 | MA/NY DDave

Hi I am wondering about your reply, Please continue. YiE, MA/NY DDave

IONIC CLEANLINESS SPEC FOR BARE PWBs

Electronics Forum | Mon May 10 19:36:08 EDT 2004 | gabriele

Many Tnks Dave, always helpful is your support. I am not familiar how to access EMPF, I have tried already last wk but I was able to read only the abstract of RR0013. Is the access for free or it necessary to be a registered SMTA member ? Regards G

IONIC CLEANLINESS SPEC FOR BARE PWBs

Electronics Forum | Mon May 10 19:44:15 EDT 2004 | davef

Hi Gabriele Has the snow melted up there, yet? No, SMTA membership, while good in its own right, is not a prerequiste to ordering documents from EMPF. Select "order technical publications" here: http://www.empf.org/html/empfset.htm

Uneven thermal load in PCB design.

Electronics Forum | Mon Dec 16 10:31:21 EST 2002 | davef

Grant, On those 'dry pads', where does the solder paste end-up after soldering? On: * Pads * Component leads * Someplace else [Where?]

Uneven thermal load in PCB design.

Electronics Forum | Mon Dec 16 21:51:28 EST 2002 | grantp

Hi, It's on the pads. They look ok, but when you check the lead comes away from the solder. Regards, Grant Blackmagic Design

Uneven thermal load in PCB design.

Electronics Forum | Tue Dec 17 18:37:18 EST 2002 | davef

As a starting point, consider that these component leads may not be getting hot enough. Measure the temperature profile on the leads that do not solder well to be sure: * Heating and cooling ramps are within the paste supplier's recommendations. * C

Walkmen In Assembly Area

Electronics Forum | Mon Dec 09 15:33:18 EST 2002 | davef

I just returned from visiting a nice assembly shop. Virtually every person in touch labor was wearing headphones and listening to a "walkman". We don't permit use of personal gear on the line that for a variety of reasons. What's your practice and

Walkmen In Assembly Area

Electronics Forum | Wed Dec 11 14:39:10 EST 2002 | Claude_Couture

I think it's a question of how boring and repetitive a job is. also, I seem to remember background music in most office environment improves productivity, and that there a special music programs that adapts music styles for different period of the da


thread searches for Companies, Equipment, Machines, Suppliers & Information