Electronics Forum | Mon Feb 03 16:26:30 EST 2020 | stephendo
A few lifetimes ago I went to a seminar on reflow profiles. The speaker emphasized more than once that the cool down rate is important. Someone asked him about controlling the cool down rate and he acknowledged that you can't. And IIRC it was an ove
Electronics Forum | Sat Feb 08 04:37:19 EST 2020 | spoiltforchoice
I work with small batches and this is what I do. However I don't do it because of the paste. Instead I do it because I am the sole operator on the line and I want one process finished so I can keep a better eye on the others. I specifically work with
Electronics Forum | Tue Feb 11 15:31:10 EST 2020 | sumote
We have not used out tray handler in several years, and when I had a need arise the thing now throws a Servo Error "MTU1 ALARM [11081010]. There are 4 servo packs in the cabinet. When I try to initialize/zero out the machine the 2nd and 4th servo pa
Electronics Forum | Tue Nov 03 20:31:06 EST 2020 | spoiltforchoice
If you say high volume and mean it, I would suggest "any package, with height, large or small" is no longer a requirement as you can easily handle that component mix by having dedicated large parts handling machines at the end of the line after as ma
Electronics Forum | Thu Nov 10 20:39:44 EST 2022 | SMTA-64386598
The solderability shelf life of ENIG is related almost entirely to diffusion of O2 through the gold plating. When O2 diffuses through the gold, the underlying nickel is oxidized rendering it unsolderable (with ENIG - you solder to Ni, the gold dissol
Electronics Forum | Mon Apr 24 01:10:18 EDT 2023 | frankchan
How true, and thanks for your sharing, it's very touching and inspirational. I have been doing business with many customers across the world and with many products. they do say forget your job title, everyone is in sales... ..., that makes everyone a
Electronics Forum | Fri Aug 04 09:48:37 EDT 2023 | boyabandaoti
The pneumatic control valve can be roughly divided into different valves: pneumatic ball valve, pneumatic butterfly valve, pneumatic gates valve, pneumatic intercept valve, and so on. The first two are switching methods of angle strokes, and the latt
Electronics Forum | Tue Nov 07 09:44:31 EST 2023 | spoiltforchoice
As you can see from the replies, lighting/displays is the big one, it's also the example customer sales will use when they are offering machines that can handle large boards. We manufacture large boards occasionally and they are typically backplane
Electronics Forum | Wed Jul 03 15:14:18 EDT 2024 | SMTA-74487602
I'm hoping to hear what others are doing regarding "recycling" paste. By recycling paste, I'm referring to an operator taking the paste left over on a stencil after a work order is done and putting it either back into the jar it came from originall
Electronics Forum | Tue Apr 16 14:42:20 EDT 2002 | stefwitt
I think this licensing thing was a poor decision to begin with. I can understand the reasoning for GenRad to issue a software license, to protect their product against cloning. Why Universal followed could have been caused by the take over and the
