Electronics Forum: seven (Page 1 of 6)


Electronics Forum | Wed Sep 15 11:33:12 EDT 2004 | sue ph

We are building seven different assemblies that have flex circuitry that go off in four different directions within the panel. The panels are square to facilitate flow through smt & wave solder and depanilized in solder touchup. Currently, we are usi

LED (Seven Segment) found with missing segment and dimmer

Electronics Forum | Wed Jul 20 03:10:45 EDT 2011 | umar

I have mount the 8 pcs SEVEN SEGMENT LEDS on the PWB side at SMT Process, after reflow the board test at customer side and facing some issues which is missing segment and also one segment founded dimmers compare to other segment. Data sheet of LEDs

Philips CSM84VZ

Electronics Forum | Mon Aug 23 14:59:01 EDT 2004 | msjohnston1

Sorry, but I had the pleasure or pain of working with a number of CSM84VZ machines. They use very old technology and are not worth the pain of trying to get them to work even if the price is right. By the way we got rid of a number of these boat anc


Electronics Forum | Fri Nov 11 07:55:52 EST 2005 | Slaine

ive been working on it for 6months solid, we used 6 differnt alloys not including lead free, in seven different soldering methods, reflow, way iron, bath, vp,hotplate ect. been a nightmare and i could do with another 12 months at it.

Jars versus Cartridges

Electronics Forum | Wed Nov 23 13:30:05 EST 2005 | dgjjr

My operators much prefer the cartridges. Better control of application and a lot less messy. The paste seems to even print better. We used jars for seven+ years, would really hate to go back to them.

juki comments

Electronics Forum | Thu Jan 05 14:54:43 EST 2006 | John S.

Cannot speak to the 760, but we've been running 3 750's for seven years now. Never needed to call a service technician in. Juki is our benchmark for customer service. We run approximately 20 hrs per day 5 days a week. John S.

Lead Free Delta T (reflow 7 zones)

Electronics Forum | Thu Mar 09 15:04:41 EST 2006 | geocominc

Please advice how can we reduce a delta T of 40 degres between pads with a seven zones reflow for a LF Assy. max 255 min 215 board size 3x5 inches.

Paste printing, acceptable tolerance ?

Electronics Forum | Fri May 26 11:28:36 EDT 2006 | jbrower

CHUNKS! ROFLMAO also! Tarnations! I just love those seven dollar words! I wonder how many Euros that is. Jay

PC Board Guidelines

Electronics Forum | Thu Sep 20 20:21:31 EDT 2007 | davef

Hussman Comments are: * Generally, the "3b PCB Fab:" documents are written by the fabs. Nufsed * There's no reason that you cannot define your boards by specifying the stack [that you learn from the most preferred of the seven shops of your supplier]

Universal Instruments Lightning Head

Electronics Forum | Tue Jun 28 11:45:27 EDT 2011 | jax

I have multiple machines consisting of a mix of the following: Single beam Lightning head machines (Advantis, Lead Screw) Dual Beam Seven Spindle machines (Genesis, Linear Drive) Single Beam Seven Spindle Machines Advantis, Lead Screw) The vintage ra

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