Jud I have used those, things, too, but sometimes it's worth trying to learn it even if I may never make another significantly crowded board again! I do, however, have a couple of R-Pi projects where specialty interface boards might be interesting... gerry n5jxs On Thu, Jun 27, 2013 at 10:35 AM, Judson Ahern <[log in to unmask]> wrote: > Thanks, but I'm too old a dog to learn new tricks. I'll stick with > copper-clad board and etch-resist pens. ;-) > > Or see if I can do it with my Arduino, or Raspberry Pi. ;-) ;-) > > Jud W5JA > > Dr. Judson L. Ahern > Professor Emeritus, Geophysics > University of Oklahoma > -- Gerry Creager NSSL/CIMMS 405.325.6371 ++++++++++++++++++++++ “Big whorls have little whorls, That feed on their velocity; And little whorls have lesser whorls, And so on to viscosity.” Lewis Fry Richardson (1881-1953)