If tough, dried-out roast beef haunts you in your dreams, you know the importance of not overcooking meat. The more beef cooks, the less succulent it becomes; quality declines most quickly past medium, or an internal temperature of 145 degrees Fahrenheit. That's the temperature recommended by the U.S. Department of Agriculture, but for juicy, rare roast beef, you can't cook it that much.
Automatic Packet Reporting System (APRS) is a digital communications system that uses packet radio technology to transmit information and text messages over amateur radio.
ADIF Master is a tiny and portable software application which enables you to open HAM radio logbooks to study information and transfer logs between different logging programs. It comes loaded with several options and configuration parameters that should be easy to figure out.