used

"used" search results in the Electronics Forums



23533 results found for "used" in the Electronics Forums

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Color theme of lead free

Jun 11, 2004 |

Replacement for nitrogen in the reflow oven

May 21, 2004 | Hi, This would be a very exciting idea. Nitrogen is an inert gas, so this is why it's used, howev

Wash systems, batch vs. inline

May 14, 2004 | ok, we currently have one wash we use for everything, thru-hole and SMT. The configuration of our f

Impell

May 6, 2004 |

Type 4 solder paste

Apr 14, 2004 |

Flux Classifications.

Mar 9, 2004 | Obviously, if your customer instructs you to use a certain flux type, using THAT flux type is probab

QFP Removal

Feb 16, 2004 | I have about 200 PCB's from which a 20mil pitch QFP must be removed, cleaned and re-used (will place

SMPI-->SMEMA

Jan 21, 2004 |

QFP soldering issue

Jan 14, 2004 |

AP 25Hie

Jan 13, 2004 | If I may clarify something as to not give the wrong idea. As a used equipment dealer my focus is on

need all

Dec 22, 2003 | Tony, Be very careful with used equipment dealers. Make suer they have a comprehensive remanufact

Specific Gravity

Nov 4, 2003 | We have this in our hydrometer use notes. We assume it's from our hydrometer supplier. Temperatu

New web site

Sep 26, 2003 | Good Idea. I think there are many Bad apple used equipment dealers as well. We should track them as

Soldering FBGA Virtex-II XC2V6000-4FF1152C

Jul 9, 2003 | I would always recommend that an oven be used. I am not familiar with the ERSA rework system so I c

Dye Penetrant Inspection of solder joint

Jun 28, 2003 | We form a barrier to contain the dye, but regardless it is messy. Actually, we no longer use dye, p

Wave soldering profiling

Jun 11, 2003 | Frank-In addition (Dave gave some good scoop) we use a Pyrex Glass board to run through the wave. Th

Coatings to prevent water ingress

Jun 3, 2003 | We have some experience in manual application of conformal coating using a brush that too for small

IR oven profiling

May 21, 2003 | Something else to keep in mind when you reflow using an IR (non-convection) oven. IR reflow is more

Flex Circuits reflowing

May 2, 2003 |

Skewed transistors

Apr 20, 2003 | Thanks. *We use TO252 package,but sometimes the skewed components also happen on TO263 package.

Solder paste softener

Apr 19, 2003 | Yngwie, In a previous life, I used a mixer made by Malcolm and was very happy with it. We used A

Production scheduling

Mar 14, 2003 |

Placement Accuracy

Mar 10, 2003 |

Voiding in CSP Ground pad

Feb 3, 2003 | Hi all, We are using small CSPs (10x10mm) in one of our products which has a big ground pad in th

Snapshot Process

Feb 3, 2003 |

Air Vac Mini Wave Process

Jan 27, 2003 |

White residue after cleaning with IPA

Jan 25, 2003 | We are soldering a 8 pin TTL chip on to a CEM1 board that has a hot air level soldering. We use no c

PWB Fabricators

Jan 24, 2003 | We have had to return 6-8 lots out of the last 20 to the board house we (used to) use. From V-score

capacitor voltage rating

Jan 10, 2003 | Hi In selecting or substituting a capacitor for use, consideration must be given to (1) the

0603 - stencil thickness

Jan 3, 2003 | Alot of the companies out there use Standards developed internally, centered around there paste, equ

Lead Filled Bean Bags for Thru-Hole Wave Solder Components

Dec 18, 2002 | I've used rice, too. The trick is to make the bag big enough to hold down the part or parts, but not

Board with immersion Tin

Nov 25, 2002 |

Mail-do I have it?

Nov 5, 2002 |

Reflow Oven Chain Lubrication

Oct 13, 2002 | Hi Everyone What lubricants do your maintenance people use for the chains in your Reflow ovens?

via in Pad

Sep 17, 2002 |

via in pad

Sep 14, 2002 |

Nozzle size

Sep 13, 2002 | I guess no one at ECD reads this forum. They make a clip-on thermocouple prob. Where I used to wor

mirco bga stencil opening

Sep 12, 2002 | We have used a laser cut stencil 0.15mm (0.006") thick with 0.3mm (0.012") square apertures radiused

Where do I Start?

Sep 7, 2002 |

component shelf life

Aug 29, 2002 | Semi conductor devices last for 5-10 years or more when in use. Since those parts are in stock and a

Aqueous cleaner water disposal

Aug 27, 2002 | We use an evaporator, so that we only have a sludge of flux residue and solder metal to dispose of v

Contract Manufacturing

Aug 9, 2002 |

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Used PCBA Equipment

PCB equipment