How Does Ham Radio Become A Vital Communication Network During Disasters?
Koraput: Ham radio, a two-way radio communication method dating back to the early 20th century, continues to remain a crucial...
radio
Researchers discover battery-free technology that harvests power from radio and Wi-Fi signals for low-powered devices
Researchers at the National University of Singapore (NUS) have found a new type of energy harvesting module which extracts energy...
