CABLE-LOSS 17C dB/km 10 4.8 50 11.0 70 13.1 90 15.0 250 25.8 300 28.4 450 35.5 770 48.0 1340 66.1 1550 72.0 1770 77.9 1900 81.2 ALL RIGHT RESERVED DIGINET TOKYO ANTENNA CONSTRUCTION HIROSHI MITSUYA