Electronics Forum | Mon Oct 26 20:18:23 EST 1998 | Dave f
| I need some info on how to stop the bridges I'm having on | radial and axial parts that are in the same place on every board. I'm also having problems with sot-25 bridging. I'm using a Electrovert E-pak. I tried leveling the machine,solder pot, an
Electronics Forum | Thu Oct 15 17:29:29 EDT 1998 | Christopher L.
| We have a need to bond Flatpack and Quadpack components to the circuit board. The adhesive should be quick curing, repairable and have a low modulus. It does not have to be thermally conductive (but it would be a plus). The components are current
Electronics Forum | Thu Oct 01 09:26:19 EDT 1998 | Hon Choi
Good day, or night to all, I'm new to the industry and I'm looking for some good source material to start my career in SMT. This forum is fantastic and your previous links are all very useful. However, if you don't mind re-iterating, can you pleas
Electronics Forum | Fri Sep 18 18:26:58 EDT 1998 | Dave F
Say, you company wants you to set-up a new assembly line. You get: 1 $2 million for any equipment that you want to purchase and no idiot bosses second guessing your choices 2 New building with good parking and enviromental and ESD controls 3 Crack(e
Electronics Forum | Sun Sep 20 17:56:42 EDT 1998 | Wayne Bracy
| Say, you company wants you to set-up a new assembly line. You get: | 1 $2 million for any equipment that you want to purchase and no idiot bosses second guessing your choices | 2 New building with good parking and enviromental and ESD controls | 3
Electronics Forum | Thu Sep 17 07:06:15 EDT 1998 | joakim fagerlund
We have problems with voids when we solder lids to ceramic flatpackages. The sealring of the package is gold(100 micro inches or 2.5 micro meters)with a underlayer of Nickel The solder is attached to the lid (preform) and the solder material is Au/S
Electronics Forum | Wed Sep 16 15:45:28 EDT 1998 | Rob Fischer
| | Dave, | | How thick are your PCBs? Do you have adequate topside preheat or are the bottom preheaters turned up to ensure proper filleting on the top side? | | Rob | Rob, The average PCB is .062". There is no topside preheaters on our
Electronics Forum | Fri Sep 11 15:26:15 EDT 1998 | Upinder Singh
Dave, What exactly is the material used for making the fixtures? Upinder ====================== | I am running composite fixtures on my wave solder machine and after about 500 passes each (1 month)they are showing serious signs of wear in that the co
Electronics Forum | Thu Sep 10 18:01:39 EDT 1998 | Earl Moon
| | | | Can anybody point me to a Standard that provides details on the use of Wire Links for the repair of SMT PCBs, e.g. the maximum number of permissible links, the material to be used, the method of joint etc.? | | | Dave: ANSI/IPC-R-700 answers
Electronics Forum | Wed Sep 09 21:20:26 EDT 1998 | Simon Ting
hi, 1206 capacitor with silver/palladium termination is mounted onto a ceramics substrates. Bonding is achieved through conductive epoxy. We discovered that the epoxy cracked and this caused missing capacitor. We had tried different grade of epoxy,
