Electronics Forum | Wed Feb 26 18:48:01 EST 2003 | kennyg
I'm trying to solder a 0.011" lead into a 0.015" +/-0.003" hole. Stop laughing please. This is normally possible with difficulty, except if the lead is removed and the attempt is made to re-install a lead. Anyone have thoughts on how to remove nea
Electronics Forum | Wed Sep 07 09:34:15 EDT 2005 | PWH
Does anyone know of an IPC standard that deals with drilled holes in a PCB in relation to pad location? We have a PCB where the holes are very close to (through the edge of in some cases) a SMT component pad on a PCB.
Electronics Forum | Thu Sep 09 09:13:10 EDT 1999 | Scott Cook
| hi, i m college student. i m currently doing my Final year project in PCB drilling. the main task is to design auto feeder which allign the PCB properly in position before drilling take place. the close tolerance becomes a big problem to the precis
Electronics Forum | Fri Sep 10 09:03:52 EDT 1999 | ScottM
| | hi, i m college student. i m currently doing my Final year project in PCB drilling. the main task is to design auto feeder which allign the PCB properly in position before drilling take place. the close tolerance becomes a big problem to the prec
Electronics Forum | Fri Sep 10 12:09:02 EDT 1999 | Earl Moon
| | | hi, i m college student. i m currently doing my Final year project in PCB drilling. the main task is to design auto feeder which allign the PCB properly in position before drilling take place. the close tolerance becomes a big problem to the pr
Electronics Forum | Sun Sep 12 08:20:04 EDT 1999 | se
| | | | hi, i m college student. i m currently doing my Final year project in PCB drilling. the main task is to design auto feeder which allign the PCB properly in position before drilling take place. the close tolerance becomes a big problem to the
Electronics Forum | Tue Jan 28 15:00:22 EST 2025 | klauss
I want to place a connector near the edge of a PCB using a Panasonic Pick and Place machine. One-third of the connector (the part with the smd pads) sits on the PCB, while the remaining portion hangs off the edge. When the connector isn't seated prop
Electronics Forum | Thu Jul 13 22:20:38 EDT 2000 | Dave F
=10 mils larger than lead 3 silk screen legend text weight >=10 mils 4 pads >=15 mils larger than finished hole sizes 5 place through hole components on 50 mil grid 6 no silk screen legend text over vias (if vias not solder masked) or holes 7 so
Electronics Forum | Wed Feb 28 03:57:46 EST 2001 | peterbarton
Are you using a water based flux? Are the solder balls mainly around or near non-plated holes or near the edges of the PCB? If so the preheat must be set so the water content of the flux is fully evaporated before the board hits the solder wave. If
Electronics Forum | Thu Sep 30 21:37:44 EDT 1999 | Dreamsniper
| | Hi everyone, | | | | Greetings! | | | | I�ve got a 2-layered through-hole PCB�s having the following problems: | | | | Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB | | Insufficient Solder an
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