Transmission Line Specifications
Author: Frederick R. Vobbe, W8HDU
January 4, 2008
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Type (/U) MIL-W-17 Z
(Ω)
Dielectric
Type
Capacitance
 (pF/ft)
O.D.
(in.)
dB/100 ft
@400 MHz
Vmax
(rms)
Shield
RG-4   50.0 PE 30.8 0.226 11.7 1,900 Braid
RG-5   52.5 PE 28.5 0.332 7.0 3,000 Braid
RG-5A/B   50.0 PE 30.8 0.328 6.5 3,000 Braid
RG-6 /2-RG6 76.0 PE 20.0 0.332 7.4 2,700 Braid
RG-6A /2-RG6 75.0 PE 20.6 0.332 6.5 2,700 Braid
RG-8   52.0 PE 29.6 0.405 6.0 4,000 Braid
RG-8A   52.0 PE 29.6 0.405 6.0 5,000 Braid
RG-9   51.0 PE 30.2 0.420 5.9 4,000 Braid
RG-9A   51.0 PE 30.2 0.420 6.1 4,000 Braid
RG-9B   50.0 PE 30.8 0.420 6.1 5,000 Braid
RG-10   52.0 PE 29.6 0.463 6.0 4,000 Braid
RG-10A   52.0 PE 29.6 0.463 6.0 5,000 Braid
RG-11 /6-RG11 75.0 PE 20.6 0.405 5.7 4,000 Braid
RG-11A /6-RG11 75.0 PE 20.6 0.405 5.2 5,000 Braid
RG-12 /6-RG12 75.0 PE 20.6 0.463 5.7 4,000 Braid
RG-12A /6-RG12 75.0 PE 20.6 0.463 5.2 5,000 Braid
RG-17A   52.0 PE 29.6 0.870 2.8 11,000 Braid
RG-22 /15-RG22 95.0 PE 16.3 0.405 10.5 1,000 Braid
RG-22A/B /15-RG22 95.0 PE 16.3 0.420 10.5 1,000 Braid
RG-23/A /16-RG23 125.0 PE 12.0 0.650 5.2 3,000 Braid
RG-24/A /16-RG24 125.0 PE 12.0 0.708 5.2 3,000 Braid
RG-34 /24-RG34 71.0 PE 21.7 0.625 5.3 5,200 Braid
RG-34A /24-RG34 75.0 PE 20.6 0.630 5.3 6,500 Braid
RG-35 /64-RG35 71.0 PE 21.7 0.928 2.8 10,000 Braid
RG-35A/B /64-RG35 75.0 PE 20.6 0.928 2.8 10,000 Braid
RG-55B   53.5 PE 28.8 0.200 11.7 1,900 Braid
RG-58 /28-RG58 53.5 PE 28.8 0.195 11.7 1,900 Braid
RG-58A /28-RG58 52.0 PE 29.6 0.195 13.2 1,900 Braid
RG-58B   53.5 PE 28.8 0.195 14.0 1,900 Braid
RG-58C /28-RG58 50.0 PE 30.8 0.195 14.0 1,900 Braid
RG-59/A /29-RG59 73.0 PE 21.1 0.242 10.5 2,300 Braid
RG-59B /29-RG59 75.0 PE 20.6 0.242 9.0 2,300 Braid
RG-62/A/B /30-RG62 93.0 ASP 13.5 0.242 8.0 750 Braid
RG-63/A/B /31-RG63 125.0 ASP 10.0 0.405 5.5 1,000 Braid
RG-65/A /34-RG65 950.0 ASP 44.0 0.405 16
@5MHz
1,000 Braid
RG-71/A/B /90-RG71 93.0 ASP 13.5 0.245 8.0 750 Braid
RG-79/A/B /31-RG79 125.0 ASP 10.0 0.436 5.5 1,000 Braid
RG-83   35.0 PE 44.0 0.405 9.0 2,000 Braid
RG-88   48.0   50.0 0.515 0.7
@1MHz
10,000 Braid
RG-108/A /45-RG108 78.0 PE 19.7 0.235 2.8
@10MHz
1,000 Braid
RG-111/A /15-RG111 95.0 PE 16.3 0.478 10.5 1,000 Braid
RG-114/A /47-RG114 185.0 ASP 6.5 0.405 8.5 1,000 Braid
RG-119 /52-RG119 50.0 ST 29.4 0.465 3.8 6,000 Braid
RG-120 /52-RG120 50.0 ST 29.4 0.523 3.8 6,000 Braid
RG-122 /54-RG122 50.0 PE 30.8 0.160 18.0 1,900 Braid
RG-130 /56-RG130 95.0 PE 17.0 0.625 8.8 3,000 Braid
RG-131 /56-RG131 95.0 PE 17.0 0.683 8.8 3,000 Braid
RG-133/A /100-RG133 95.0 PE 16.3 0.405 5.7 4,000 Braid
RG-141/A   50.0 ST 29.4 0.190 9.0 1,900 Braid
RG-142/A/B /60-RG142 50.0 ST 29.4 0.195 9.0 1,900 Braid
RG-144 /62-RG144 75.0 ST 19.5 0.410 4.5 5,000 Braid
RG-164 /64-RG164 75.0 PE 20.6 0.870 2.8 10,000 Braid
RG-165 /65-RG165 50.0 ST 29.4 0.410 5.0 5,000 Braid
RG-166 /65-RG166 50.0 ST 29.4 0.460 5.0 5,000 Braid
RG-174   50.0   30.5 0.110 14.7   Braid
RG-177 /67-RG177 50.0 PE 30.8 0.895 2.8 11,000 Braid
RG-178/A/B /93-RG178 50.0 ST 29.4 0.072 29.0 1,000 Braid
RG-179 /94-RG179 70.0 ST 20.9 0.100 21.0 1,200 Braid
RG-179A/B /94-RG179 75.0 ST 19.5 0.100 21.0 1,200 Braid
RG-180 /95-RG180 93.0 ST 15.4 0.140 17.0 1,500 Braid
RG-180A/B /95-RG180 95.0 ST 15.4 0.140 17.0 1,500 Braid
RG-210 /97-RG210 93.0 ASP 13.5 0.242 8.0 750 Braid
RG-211/A /72-RG211 50.0 ST 29.4 0.730 2.3 7,000 Braid
RG-212 /73-RG212 50.0 PE 29.4 0.332 6.5 3,000 Braid
RG-213 /74-RG213 50.0 PE 30.8 0.405 5.5 5,000 Braid
RG-214 /75-RG214 50.0 PE 30.8 0.425 5.5 5,000 Braid
RG-215 /74-RG215 50.0 PE 30.8 0.463 5.5 5,000 Braid
RG-216 /77-RG216 75.0 PE 20.6 0.425 5.2 5,000 Braid
RG-217 /78-RG217 50.0 PE 30.8 0.545 4.3 7,000 Braid
RG-218 /79-RG218 50.0 PE 30.8 0.870 2.5 11,000 Braid
RG-219 /79-RG219 50.0 PE 30.8 0.928 2.5 11,000 Braid
RG-223 /84-RG223 50.0 PE 19.8 0.211 8.8 1,900 Dbl Braid
RG-302 /110-RG302 75.0 ST 19.5 0.201 8.0 2,300 Braid
RG-303 /111-RG303 50.0 ST 29.4 0.170 9.0 1,900 Braid
RG-304 /112-RG304 50.0 ST 29.4 0.280 6.0 3,000 Braid
RG-307/A /116-RG307 75.0 80 16.9 0.270 7.5 1,000 Braid
RG-316 /113-RG316 50.0 ST 29.4 0.102 20.0 1,200 Braid
RG-391 /126-RG391 72.0   23.0 0.405 15.0 5,000 Braid
RG-392 /126-RG392 72.0   23.0 0.475 15.0 5,000 Braid
RG-393 /127-RG393 50.0 ST 29.4 0.390 5.0 5,000 Braid
RG-400 /128-RG400 50.0 ST 29.4 0.195 9.6 1,900 Braid
RG-401 /129-RG401 50.0 ST 29.4 0.250 4.6 3,000 Cu. S-R
RG-402 /130-RG402 50.0 ST 29.4 0.141 7.2 2,500 Cu. S-R
RG-403 /131-RG403 50.0 ST 29.4 0.116 29.0 2,500 Braid
RG-405 /133-RG405 50.0 ST 29.4 0.086 13.0 1,500 Cu. S-R
9914 (Belden)   50.0   26.0 0.405 10.0 ------  
9914F (Belden)   50.0   24.6 0.405 2.8 600 Dual Braid

Dielectric Type Time Delay
(ns/ft)
Propagation
Velocity
(% of c)
Solid Polyethylene (PE) 1.54 65.9
Foam Polyethylene (FE) 1.27 80.0
Foam Polystyrene (FS) 1.12 91.0
Air Space Polyethylene (ASP) 1.15-1.21 84-88
Solid Teflon (ST) 1.46 69.4
Air Space Teflon (AST) 1.13-1.20 85-90

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