Solder paste

If you find yourself soldering tiny SMD packages, like these dual MOSFETs, you might pull out the microscope and get to see the solder paste for what it really is: So many tiny balls of solder! And as all of…

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Two weeks ago we salvaged two PDP-11/34 minicomputers, VT1xx terminals and assorted parts. Since then we’ve spent some quality time in the 1970s, cleaning Unibus contacts, reseating cards and replacing bad capacitors in the VT100 analog boards. Both of the…

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