Dear Ken: Someone wired our two basement bedrooms with no ground wires to the outlets. We now have our computer in the basement and feel we need a ground. Can we do this without tearing out the walls?

Coders at Work is a compilation of interviews with fifteen huge names in computer science--like Douglas Crockford, Guy Steele, Peter Norvig, Joe Armstrong, and, of course, Donald Knuth. Reading the ...

A duo-triode may be 2 Watts. So 113 tubes can be 226 Watts. OK, bias and coupling elements may push past 3 Watts per bottle, 339 Watts. I was just reading of an Intel NUC tiny-computer CPU of nominal ...