Electronics Forum: pcb (Page 141 of 935)

Gerber file format requirement

Electronics Forum | Thu Jul 26 12:04:16 EDT 2018 | wendymm

RS-274X file contains the complete description of a PCB layer image without requiring any external files. It has all the imaging operators needed for a PCB image. Any aperture shape can be defined as well as positive and negative objects. Maybe that

UL & ROHS PCB manufacturer

Electronics Forum | Tue Jul 31 04:53:28 EDT 2018 | teresat2

The UL Safety Laboratory is the most authoritative in the United States and a large private institution engaged in safety testing and identification. The UL+ number on the PCB mainly represents the UL certification of the circuit board in the United

Reflow soldering issue

Electronics Forum | Fri Aug 24 11:58:18 EDT 2018 | cupet

Hello davef, thank you for your reply. What do you think about the footprint for the diode on the first picture where the component is not assembled? There is good wetting on one pad of footprint and the other pad has bad wetting. This problem is not

EMERALD X with LCS - PCB output problem

Electronics Forum | Mon Oct 15 14:29:58 EDT 2018 | compit

I have an Emerald X machine (by Assembleon) with an LCS. I start production. The first PCB board runs to the end of the LCS (item 1). Each subsequent stop is BEFORE LCS (item 2) - I have to remove it manually. And so until the production reset - then

Battery Nickel strips soldering in HASL PCB finish

Electronics Forum | Fri Nov 16 03:38:03 EST 2018 | premkumar_haribabu

Hi all, We have to solder a nickel tabs ( coming in SMT reels ) in to HASL PCB finish pads using refow oven & during this we facing poor wetting issues, more voids & we done pull strenth , its came out with in 1 kg ,I doubt that nickel coated materi

MPM Momentum Screen Printer Paste Inspection problem

Electronics Forum | Wed Mar 27 13:47:24 EDT 2019 | whitelancer64

I am having an issue with aligning vision for solder paste inspection with the PCB in the Momentum machine. The SMT operators setup the profile on the machine, which I then import into Aegis CircuitCAM to add PCB locations. But when I export again, t

SMD module moving during reflow

Electronics Forum | Wed Jun 26 04:00:30 EDT 2019 | SMTA-David

Thanks, I'll take a look. Something else I found was the Z height for the module was set to 1.7mm but I am picking up the part on the PCB surface which is only 1.0mm from PCB being loaded, therefore the part must have been let got 0.7mm above PCB an

PCB component noise reduction for MRI industry application

Electronics Forum | Fri Sep 27 01:28:58 EDT 2019 | drew_holm

HI, we are trying to reduce the noise from an off the shelf pcb that will be used in the mri industry. We have been able to reduce quite a bit of noise using copper mesh but we still have more to go. So we think we now have to consider the board c

Re: Need PCB and housing manufacturing for the OBD II scanner

Electronics Forum | Sun Apr 26 22:47:42 EDT 2020 | autolab

Hello, We would like to manufacture the OBD II port automobile scanner from your firm. What we need from you? To manufacture the PCB, stuffed the components inside and manufacture the housing. Manufacture few samples, then thousands. What we h

Siemens S27HM PCB camera display not showing in monitor

Electronics Forum | Sat Jan 09 20:00:04 EST 2021 | oxygensmd

I had similar issue on S20 two times. The portal2/gantry2 have camera image? Have working camera system - if other camera ok, PCB camera will be the problem. Have camera screen on BE/Components camera? Have iCOS PC working. - Check the camera conn


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