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.
EPIRB. An Emergency Position Indicating Radio Beacon (EPIRB) suitable for marine use must transmit on 406 MHz and conform with all relevant standards. A 406 MHz EPIRB only complies if it conforms with Standard AS/NZS 4280.1 (It is the â1â which indicates compliance).PIRB. An Emergency Position Indicating Radio Beacon (EPIRB) suitable for marine use must transmit on 406 MHz and conform with all relevant standards. A 406 MHz EPIRB only complies if it conforms with Standard AS/NZS 4280.1 (It is the â1â which indicates compliance).