communication and antenna schema of belbaşı seismic array

There are 4 types (6dB,15dB,21dB and 24 dB) of antennas are currently used in the communication system of BRTR. 6 and 15dB antennas for short, such as SP Array(~2 km radius),21 and 24dB antennas for long such as MP Array(~20 km radius). The distance between SP an MP array is approximately 60 kilometers line.