CABLE-LOSS 10C-HFL dB/km 10 8.3 50 19.0 70 22.7 90 25.9 250 45.0 300 49.8 450 62.5 770 85.0 1340 118.0 1550 128.9 1770 139.8 1900 146.1 ALL RIGHT RESERVED DIGINET TOKYO ANTENNA CONSTRUCTION HIROSHI MITSUYA