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Jan 21, 2022
Insufficient Plated Hole Fill with Electrolytic Capacitors
We are having problems achieving the minimum hole of 75% on electrolytic capacitors using our wave soldering. What ...
W.E.

Jan 20, 2022
Conformal Coating Over Heat Sinks
We have PCB assemblies that will be conformally coated using a had spray acrylic coating. Should we apply ...
F.S.

Jan 19, 2022
Competing Reflow Oven Zones
We have an 8 zone reflow oven in our SMT production line. We recently purchased an oven profiler ...
T.G.

Jan 18, 2022
Dross Particles Sticking to PCBs
We are wave soldering using 63/37 tin-lead solder. After wave, we are finding solder dross particles sticking the ...
K.U

Jan 17, 2022
Gold Plating and Embrittlement
What is your opinion regarding gold plating removal to improve soldering? I believe in the past gold plating ...
M.B.

Jan 14, 2022
Selective Solder System Purchased At Auction
My company purchased a used selective solder machine at an auction. At the time we were not sure ...
D.T.

Jan 13, 2022
Gold Plated Hole Defects
Recently we began wave soldering assemblies that have gold plated holes that are used for jumper wires. After ...
C.W.

Jan 12, 2022
Gold Edge Contact Flux Contamination Failures
We received somere turned circuit board assemblies that failed after some time in the field. These assemblies were ...
L.C.

Jan 11, 2022
Conformal Coating in Low Humidity Environments
Whereas conformal coating is excellent for high humidity protection - is there any performance impact when subjected to ...
B.L.

Jan 10, 2022
Manual or Automated Assembly?
We are a new start-up assembling wireless sensors. All assembly is now manual, we have no automation. We ...
R.M.

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