Electronics Forum: circuit (Page 231 of 254)

Re: ESD....I don't wanna shock anyone, but...

Electronics Forum | Fri Jun 04 06:58:59 EDT 1999 | S. Kopetzky

| | | ok, ok, so I'm not an engineer. I'm a salesguy ( and that's nothing to be ashamed of...) Here's my dilemma. I represent a contract manufacturer who is in the early stages of quoting on "turnkey" assembling of a circuit board for a manufactu

Re: reject percentage of assembled circuits after initial test?

Electronics Forum | Mon Jan 11 18:07:55 EST 1999 | Lech Bartnik

| | | This is a question for those of you who actually assemble components onto a board. | | | Any idea what the "industry standard" is for fall out on assembled PCB's? I realize that the controls put in place in your processes will effect your ove

Re: no-clean process / Got Dendritus Eh?

Electronics Forum | Sat Sep 26 19:09:17 EDT 1998 | Graham Naisbitt

As an addendum to Daves posting, please consider that: There is no such thing as no residue fluxing. A no-clean must herefore, have benign residues - in other words, they are not as efficient at removing surface oxides to enable good solder joints. S

Re: Geometric Dimensioning and Tolerancing

Electronics Forum | Sun Jun 07 02:06:26 EDT 1998 | Earl Moon

| Earl, | As always, I am interested in what you have to say, but I am still a little vague on your application of ANSI Y14.5 as it relates to the manufacturability of an assembled printed circuit board. Are you implying that component placement coor

Warning not for pro RoHS people

Electronics Forum | Tue Sep 26 14:06:33 EDT 2006 | patrickbruneel

Jun 26, 2006 (See Comments Below) Editorial Managing the Naughty Child Mike Martel, Editor, Circuitnet I've been listening to voices on both sides of the RoHS issue and the more I hear, the more foreboding the tone becomes. Despite what some wr

Re: N2 reflow

Electronics Forum | Mon Oct 16 20:33:18 EDT 2000 | Dave F

MK: If you are getting good product with air, here�s what you should do: * Turn off the N2. * Sell that N2 cracker machine. * Pat yourself on the back. * Go out for beers. [Not any of that Canadian Fosters crap, tho][Did you know that Ozzies do

Re: DFM / DFT information

Electronics Forum | Thu Jul 13 22:20:38 EDT 2000 | Dave F

=10 mils larger than lead 3 silk screen legend text weight >=10 mils 4 pads >=15 mils larger than finished hole sizes 5 place through hole components on 50 mil grid 6 no silk screen legend text over vias (if vias not solder masked) or holes 7 so

Re: power dissipation design

Electronics Forum | Wed Apr 05 22:31:51 EDT 2000 | Dave F

Robert: Out of curiosity, by "BT" do you mean: � Bismaleimide triazine, the stuff used to increase the tg of resins used in some BGA interposers. � British Telecommunications plc, the guys with bad teeth. � BrookTree, the RAMDAC supplier, that�s par

Researching stencil cleaners

Electronics Forum | Thu Mar 29 13:06:07 EST 2001 | billschreiber

Hello again Mike, First, I apologize to the people that have been put through this exercise. However, I cannot let you continue to misrepresent my company. Your continued attempt to cloud this issue by referring solely to the U.S. EPA�s Verificati

Thermocouple attachment on fine pitch component.

Electronics Forum | Wed Apr 11 14:05:30 EDT 2001 | davef

No, there's not a really great epoxy product for attaching thermocouples in reflow. Specifically, what's your problem? From Sanders Temprobe verbage ... Adhesives There are two general classes of material commonly used to adhesive bond thermoc


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

Whizz Systems
Whizz Systems

Electronic manufacturing services - electronic design, development and manufacturing. Circuit board design, prototyping, FPGA services, signal integrity and simulation, pcb assembly. Factories in California USA and Malaysia.

Manufacturer / Consultant / Service Provider

3240 Scott Blvd
Santa Clara, CA USA

Phone: +1 408 980 0400

Equipment Auction - Eagle Comtronics: Low-Use Electronic Assembly & Machining Facility 2019 Europlacer iineo + Placement Machine  Test & Inspection: Agilent | Tektronix | Mantis Machine Shop: Haas VF3 | Haas SL-20 | Mult. Lathes

Stencil Printing 101 Training Course
PCB Handling with CE

Wave Soldering 101 Training Course
Fluid Dispensing, Staking, TIM, Solder Paste

World's Best Reflow Oven Customizable for Unique Applications