"Signals allow the manipulation of a process from outside its domain as well as allowing the process to manipulate itself or copies of itself (children)."

"Signal(3) - SIGQUIT - quit program"


See also https://sites.google.com/ste/sparks31commo/.

February 26, 2017

Sunday Link List

Living down-grid, you should be able to build your own gear (at least be able to assemble a kit), troubleshoot it, and have at least basic knowledge of  RF propagation.  These useful links will help further your education.

VHF Propagation Info

VHF Handbook (1956), by
William I. Orr, Herbert G. Johnson

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