Electronics Forum: has (Page 1042 of 1227)

Re: Makin That Drat Documentation

Electronics Forum | Sat Mar 06 08:19:50 EST 1999 | Dave F

| Clarissa, | | Dave had good suggestions. We load several boards manual at this time. We set our components up in clearly marked bins. The documentation includes a chart with the part number, bin number, reference designator and color code for t

Re: Unwetting leads of Palladium Plated Pins

Electronics Forum | Mon Mar 01 12:50:47 EST 1999 | justin medernach

| Hello! SMT professionals, | | I do not know if anyone posted this question before. | Last week, I reflowed our newly designed thin Rigid-Flex pcb with 0.040" thickness. I found all of pins of a TQFP48 ic did not get wetted. I could see on the hee

Re: Unwetting leads of Palladium Plated Pins

Electronics Forum | Mon Mar 01 22:37:01 EST 1999 | Dave F

| Hello! SMT professionals, | | I do not know if anyone posted this question before. | Last week, I reflowed our newly designed thin Rigid-Flex pcb with 0.040" thickness. I found all of pins of a TQFP48 ic did not get wetted. I could see on the hee

Re: SMT Thru-hole Data Collection

Electronics Forum | Tue Mar 02 13:00:12 EST 1999 | Bill Haynes

| I'm trying to get a feel for what the industry is doing with regards to collecting assembly defect data in the SMT/PWA process. Is it sampling or 100%? What are the points within the process where critical assembly defect data is collected. We run

Re: 45 Degree Wave Soldering

Electronics Forum | Mon Feb 22 19:22:40 EST 1999 | Steve Gregory

| A rash of new products here at my company have designs with multi-pin connectors 90 out-of-phase (orientation)wiht respect to wave direction, which has lead to massive bridging (shorts) problems.... | | Does anyone still use the 45 Degree Pallet

Re: 45 Degree Wave Soldering

Electronics Forum | Tue Feb 23 11:09:12 EST 1999 | Steve Gregory

Hi Dave! Dat' be da same board we ran at NEPCON East in 97'! Ray Rua was running the TAC line then (his company usually runs the TAC line at almost all NEPCON shows). A couple of things I wanted to point out on that GIF image that might b

Re: Solder Paste Vs Solder Paste Cartridges

Electronics Forum | Mon Feb 22 13:39:22 EST 1999 | Justin Medernach

| Can anybody give me the Pros and Cons of of using Cartridges over jars and/or vice-versa. Also, if using cartridges, what is the best way to keep the paste from seperating, short of buying a mixer that cost over $5000.00 | Thanks, | Bill | Bill,

Re: Alternatives to device bake out

Electronics Forum | Mon Feb 22 12:20:51 EST 1999 | Dave F

| Does anybody have any reliable alternatives to device bake out for plastic bodied components. We do not use a whole package at time and therefore have to oven bake the balance before we can use them. | I have come accross dry nitrogen storage cham

Re: Non soldered leads on ic's

Electronics Forum | Fri Feb 19 09:14:52 EST 1999 | Justin Medernach

| During inspection and test we find leads which do not get soldered. Some are because of insufficient paste, but with others everything looks right. This will only happen on 1 to 2 pins, and it is not isolated to a specific type of ic or location o

Fuji GSP-II For Sale

Electronics Forum | Wed Feb 17 17:40:42 EST 1999 | Jerry Stafford, Jr.

Well I don't know if this is advertising or not but the registration area is down so I can't post to the used equipment section. We have a Fuji GSP-II-4000, S/N 1723, December 1993 for sale. This machine was barely used on a military project that i


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