Mechanical Properties: Cable Temperature Rating: 80oC Electrical Properties: Impedance 75í+3ª+ Capacitance 16.2pF/ft(53.1pF/m) SR 50-300MHzí¦20dB; 300-1000MHzí¦18dB Freauency(MHz) (dB/100ft) (dB/100m) 5 0.5 1.6 10 0.7 2.2 50 1.6 5.3 100 2.2 7.2 200 3.0 9.8 400 4.6 15.1 700 6.6 21.7 900 7.7 25.3 1000 8.2 26.9 100yds/roll,6rls/ctn;90yds/rl,6 rls/ctn; 80yds/rl,6rls/ctn; 100m/rl, 6rls/ctn; 250m/wooden spool,2spools/ctn; 305m/spool,2spools/ctn;