Electronics Forum: how to use backup pin (Page 3 of 3)

Re: How to start a selective soldering process

Electronics Forum | Tue Jul 20 11:33:55 EDT 1999 | Ted Kress

| | I'm planning to introduce selective point-to-point soldering for pwb. This is due to various needs: PIHs assy on double IR, for example. I think the most suitable solution is a point-to-point soldering, 'cause we're still having small lot/many ty

Is it possible to rework this BGA socket?

Electronics Forum | Wed Jan 06 19:43:15 EST 1999 | Steve Gregory

Hey All you Einsteins out there!! I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket, (act

Re: Is it possible to rework this BGA socket?

Electronics Forum | Wed Jan 06 21:17:31 EST 1999 | Dave F

| Hey All you Einsteins out there!! | | I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket

Re: Is it possible to rework this BGA socket?

Electronics Forum | Wed Jan 06 23:49:48 EST 1999 | Chris G.

| Hey All you Einsteins out there!! | | I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket

Need help with my IoT Project ESP8266 NodeMcu to ESP12-E

Electronics Forum | Sat Mar 27 17:18:02 EDT 2021 | osfuco

Good evening, I am doing a project in which I want to measure air quality. I started the project with the ESP8266 NodeMcu board and three sensors, temperature (DHT22), VOC's (CCS811) and PM (PPD42). I have it all assembled with a breadboard and the

Quad IVc PPM Software - How to Vision Align 0402 ?

Electronics Forum | Thu Dec 21 10:20:57 EST 2023 | jeana

Thanks for the quick reply :) We've used some classic feeders that we repurposed ourselves by switching the original optical barriers (index wheel and motor wheel) with twice the resolution. It gives okayish results, not great, but the 0402 is alig

Best practice to validate the old - more than 5 year old parts

Electronics Forum | Wed Dec 11 06:47:33 EST 2019 | ameenullakhan

Dear Friends, Need your valuable feedback on how to identify the component is ok or not for manufacturing. Issue : We have parts which are more than 5 years old.And management want us to qualify this parts for production. We presently use below me

Researching placement machines - where do I start?!

Electronics Forum | Wed Nov 04 11:35:01 EST 2009 | dilogic

1. can you load cut tape onto the feeders, or only reels? You can, but you have to use cover tape extender (pretty cheap, though) >2. how about parts on trays (like Atmel AVRs in the QFP package)? You need tray feeder. But you can "make" your own

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