Electronics Forum | Thu Apr 30 16:00:50 EDT 2009 | joeherz
Fids ON the PCB will have a reference to the PCB 0,0 point in CAD data generally or can be measured with good accuracy in gerber if CAD is not available. Panel fiducials are not always referenced from the PCB 0,0 point but many times are referenced
Electronics Forum | Mon Jan 21 17:59:11 EST 2013 | jorge_quijano
I had a similar situation with a very thick PCB (0.23") I could not get a TAL lower than 160 sec, I've spoken with my paste supplier about this issue and we have made some adjustments on the oven and we could lower it to 145 sec, I know it is higher
Electronics Forum | Tue Mar 02 22:40:52 EST 2004 | pdeuel
To clean up other replys I will add that some most all machines have global correction. Most placements are an off sets from pcb 0,0 usually the lower left corner of the board. When the machine locates the fiduitals and these fids are not exactly whe
Electronics Forum | Tue Jan 22 20:32:08 EST 2002 | davef
Oooo, thanks for the conversion. Being metrically challenged, az a skratchin ma haid thar fer a mite. We do a G-10 160 thou and have similar issues. Now, we�ve talked about barrel fill [ie, slowing belt speed, increasing pre-heat temps, etc] befor
Electronics Forum | Tue Aug 23 03:29:37 EDT 2022 | samhe
I received a buck-boost DCDC board with an optical sensor from NextPCB, so I mounted the components and measured the efficiency. Table of contents Board received from NextPCB Solder paste printing Mounting of parts Reflow operation check Attaching
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