REDUNDANT TRANSMITTERS SYSTEM Configuration examples for redundant transmission systems. SYSTEM 01Double exciterThis system is composed of 2 exciters A and B, in which one is ON and the other is OFF. In case the unit that is on fails, it will be replaced by the second unit.02"1+1R" Passive system transmittersThis system is composed of 2 transmitters, A and B, inwhich 1 is ON and is connected to the antenna and the second is OFF and is connected to the dummy load. Incase the operating transmitter fails, it is immediately replaced with the second unit.03"1+1" Active system transmittersThis system is composed of 2 transmitters, A and B, in which 1 is ON and is connected to the antenna and the second is OFF and is connected to the dummy load. In case the operating transmitter fails, it is immediately replaced with the second unit.04"6+1" Active system transmittersThis system is composed of “N” transmitters connected to the antenna and 1 transmitter used as back-up unit that is connected to the dummy load.In case one of the “N” transmitters fails it is immediately replaced with the back-up unit and.