The amateur radio Reverse Beacon Network (www.reversebeacon.net) offers the opportunity to see where in the world your signal is being heard. The RBN listens for CQs on CW, RTTY, and PSK-31, and will tell you which reverse beacon listener heard your signal. A fascinating way to see how your station works.
DESCRIPTION Rugged Portable DC Power Management System with built-in High-Efficiency Battery Charger! > High contrast OLED display > Power management includes current and voltage readout and user-managed DC outputs > Built-in UPS c... Read more