Physical Dimensions
Component	Standard Shield Inches      mm		Tri-Shield Inches    mm		Super-Shield Inches   mm
Nominal Center Conductor Diameter	0.040	1.02	0.040	1.02	0.040	1.02
Nominal Diameter Over Dielectric	0.180	4.57	0.180	4.57	0.180	4.57
Nominal Diameter Over First Shield(Tape)	0.187	4.75	0.187	4.75	0.187	4.75
Nominal Diameter Over Jacket	0.272	6.91	0.278	7.06	0.300	7.62
Nominal Jacket Wall Thickness	0.030	0.76	0.030	0.76	0.034	0.86
Nominal Diameter of Steel Messenger	0.051(single)	1.30	0.051(single)	1.30	0.051(single)	1.30
	0.072(dual)	1.83	0.072(dual)	1.83	0.072(dual)	1.83
Electrical Characteristics
Nominal Impedance	75 Ohms
Nominal Velocity of Propogation	85%

Attenuation [@68°F.(20℃.)]
Frequency (MHz)	Maximum (dB/100 ft)	Maximum (dB/100 m)
5	0.58	1.9
55	1.6	5.25
88	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
550	4.9	16.08
600	5.1	16.73
750	5.65	18.54
865	6.1	20.01
1000	6.55	21.49