CABLE-LOSS 10C-FL dB/km 10 9.9 50 23.0 70 27.5 90 31.5 250 55.2 300 61.2 450 77.2 770 106.0 1340 148.7 1550 162.9 1770 177.2 1900 185.5 ALL RIGHT RESERVED DIGINET TOKYO ANTENNA CONSTRUCTION HIROSHI MITSUYA