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Specification
Physical Dimensions Component Standard Shield Tri-Shield Quad-shield
NominalCentor Conuctor Diamaer: 0.040 1.02 0.040 1.02 0.040 1.02
Nominal Conductor Over Dielectric: 0.180 4.57 0.180 4.57 0.180 4.57
Nominal Conductor Over First Shield(Tape): 0.187 4.75 0.187 4.75 0.187 4.75
Nominal Ciameter Over Jacket: 0.272 6.91 0.287 7.06 0.300 7.62
Nominal Jacket Wall Thickness: 0.030 0.76 0.030 0.76 0.034 0.09
Nominal Diameter Steel Messenger: 0.051(single) 1.30 0.051 1.30 0.051 1.30
0.072(dual) 1.83 0.072 1

Mecheanical Characteristics
Minimum breaking: 0.051 180 lbs. 82kg
Strength of Messenger :0.072 365 lbs. 166kg
Electrical Charactristics
Nominal Impedance: 75 ohms
Nominal Velocity of Propogation: 85%
Shielding Effetiveness: > 100dB

Attenuation[@68. (20)]
Frequency (MHz)   Maximum(dB/100ft)   Maximum(db/100m. )
5                    0.58                   1.9
55                   1.6                    5.25
83                   1.95                   6.4
187                  2.85                   9.35
211                  3.05                   10
250                  3.3                    10.82
300                  3.55                   11.64
350                  3.85                   12.63
400                  4.15                   13.61
450                  4.4                    14.43
500                  4.66                   15.09
550                  4.9                    16.08
600                  5.1                    16.73
750                  5.65                   18.54                 
1000                 6.55                   21.49