Electronics Forum | Fri Jan 15 17:30:52 EST 1999 | marc p
| | | For the engineers who enjoyed the last two quizs I put on my web page here are two more. One on printed board manufacture and one on rework and repair of surface mount boards. Its a bit of fun but I feel that on line training is coming and is t
Electronics Forum | Fri Sep 01 15:52:03 EDT 2017 | wyluliwolf
Long story short: I paid someone to convert some older Gerber files to the new RS-274x format for me so I could have them manufactured. I sent them the original Gerber files (RS-274D) along with additional files showing information on the layout. T
Electronics Forum | Thu Oct 11 22:25:50 EDT 2001 | davef
Bruce I�m with yall. Designers and fabricators say �pins�. You say: * BGA pins are 1mm [0.039�] pitch. * BGA pads are 0.4mm [0.0157�] diameter. * BGA pins are 0.6 mm [0.024�] side-to-side. * Board thickness is ~0.4 mm [0.015�] First, as you can
Electronics Forum | Mon Sep 20 08:21:52 EDT 1999 | Mohammed saad
Hi all, We have a little discussion here about the suitable flux for a certain process, as all of us are beginners we need your advice. We are producing VGA cards and mother boards for PC's all components to be wave soldered are TH, the SMD is done
Electronics Forum | Tue May 11 12:02:03 EDT 1999 | Tony
| We are currently looking at purchasing some BGA rework equipment. Could someone give us the pro's and cons of IR heating (top/bottom)vs. hot air convection ? | All other tips are also welcome. | | Thanks | Philip, I have been doing BGA rework for
Electronics Forum | Mon Sep 28 11:30:14 EDT 1998 | Bob Barr
No, $60K is for the DRS-24 which has replaced the DRS-22. The 24 adds more bells and whistles, like motorized Z axis. I think they are pricing themselves out of the market, although I understand they are offering a stripped down 24 which is essenti
Electronics Forum | Fri Sep 14 15:23:41 EDT 2001 | davef
I saw your earlier postings on the topic, but am not familiar with Print Pro-E Drawings. Have you tried the common Gerber viewers? Like: * View Mate (View only) - http://www.lavenir.com * CamCAD (View only) - http://www.camcad.com * GC-Prevue (View
Electronics Forum | Tue Oct 09 20:27:13 EDT 2001 | davef
That�s a 672 BALL BGA, bud!!! It�s a BIG Mutha!!! [I know. I know. For some reason suppliers call balls "pins".] Let�s focus on: * Clarifying the units on your PCB and aluminum plate thickness measurements. * Describing your use of the aluminum pl
Electronics Forum | Wed Dec 12 07:38:04 EST 2001 | smtspecialist
I have observed the same thing with solder composition in this case I am using 63/37 NC which is giving good results usualy. The liquid tin, product from MG Chemical that I used is to tinplates copper circuit on PC boards. I tried on few relays, it
Electronics Forum | Tue Jun 11 13:13:42 EDT 2002 | kenbliss
To respond to your message that you are tired of Ken Bliss, obviously you are entitled to your opinion on any subject on this forum, that is what the forum is about. I offer facts on how to make PC board assemly factories work better and more profit
