Ngày tải lên :
10/08/2014, 12:21
... ultrasonic humidifiers, microwave ovens, medical devices such as diathermy equipment and magnetic resonance imaging equipment, and industrial uses such as paint dryers Radio frequency should be ... reflection of power from, to transmitters, 53–54 remote mounted access points and amplifiers, 65–66 resonance in, 45, 53 ring type Yagi, 54 safety and, 12–15, 282–288 signal power amplifiers and, ... chip can, 52–53 radiation patterns of, 51, 51, 52 reflection of power from, to transmitters, 53–54 resonance in, 53 ring type, 54 standing wave ratio (VSWR) and, 54 distortion, 135 diversity, antennas...