Electronics Forum | Fri Aug 24 02:27:53 EDT 2001 | Pavel
Hi. I ask to help me in a choice really of qualitative equipment for quality control of mounting PCB with components.
Electronics Forum | Mon Nov 21 04:57:48 EST 2005 | rlackey
Hi, Yes you can use a PWM (Pulse Width Modulator). This is much more efficient than a large resistor & gives you good control. Here is a sample for 12V motor control: http://www.homepower.com/files/pwmhp75.pdf
Electronics Forum | Mon Aug 27 01:48:06 EDT 2001 | apg
Dear Hussman We use automatic machines on mounting PHILIPS and though quality and velocity of their mounting are very good, the girls occupied with quality control can not on 100 % to check quality of the soldering FLIP CHIP and BGA!!! Pavel
Electronics Forum | Wed Nov 07 12:57:54 EST 2001 | jonathan
Paul, You might check out the "McDry" line of humidity control devices. They are marketed through SEIKA Machinery, Inc. Give Hiro a call @ (310) 540-7310 Ext. 125 He has been a real good resorce for SMT solutions. Jonathan
Electronics Forum | Fri Dec 02 12:44:34 EST 2005 | Kokofiko
Forgot: 4. How do I design a new part in Orcad? Kokofiko
Electronics Forum | Thu Oct 11 14:32:30 EDT 2012 | blnorman
Are the microvias in the BGA ball pads?
Electronics Forum | Mon Oct 15 10:47:54 EDT 2012 | aj
have you xrayed any of the BGA's before you reflow them?
Electronics Forum | Wed Nov 07 10:59:55 EST 2001 | paulburt
Hello all, I have been tasked with bringing my company up to spec with J-STD-033, yes lucky me! My question is this: While I was searching the Web for suitable suppliers of dry cabinets I came across a company advertising a humidity control system f
Electronics Forum | Fri Dec 02 12:34:53 EST 2005 | Kokofiko
Hello, 1st of all thank you. 2. While I was reducing the rottor speed, I've noticed that the engine don't stop immidietly when I disconnect the voltage source. That makes me problem how to control what is the rottor location-How can I fix it up? 3. I
Electronics Forum | Thu Oct 11 13:10:04 EDT 2012 | anvil1021
We are experimenting with void control in reflow and have had pretty good luck for the most part in attaining Class lll IPC spec. but we have seen a sudden increase in voiding on a specific product and I was wondering if anyone has seen this extreme
