Commonly Used Coaxial Cables Data Chart
TYPE
IMPEDANCE
VELOCITY 
FACTOR
Capacitance
pf ~/ 305mm
ATT @ 100MHz
~dB / 100m
ATT @ 200MHz 
~dB / 100m
ATT @ 1 GHz
~dB / 100m
+ Belden 9913
50
0.84
24.6
4.3
5.9
14.8
+ Belden 8214
50
0.78
26.0
5.6
8.5
23.0
.
.
.
.
.
.
.
+ *RG-213 A/U
50
0.659
30.8
6.8
9.9
25.0
+ RG-213/U
50
0.66?
30.3
7.2
10.0
?
RG-8 & 8A
52
0.66
29.5
8.2
13.2
33.0
+ RG-8 foam die.
50
0.80
25.4
5.6
8.2
19.8
RG-58 A/U
50
0.659
28.5
16.7
26.4
97.0
RG-58 C/U
50
0.66
30.8
16.0
24.0
"
.
.
.
.
.
.
.
RG-59 A
73
0.66
21.0
11.2
16.1
39.0
+ RG-11
75
0.66
20.6
8.2
13.2
33.0
RG-6
75
?
?
6.9
12.5
?
Hardline coax
13mm OD
    
 Convert pf/ft>pf/m
3.28* pf = pf/m
      
+ LDF 4-50A
50
0.88
23.1
2.24
3.18
7.68
+ FHJ 4-50?
50
0.79
?
2.4
3.9
10.0
+ FSJ 4-50
50
0.81
25.2
3.44
4.8
11.9
+ LDF 5-50
50
0.895
22.8
1.3
1.9
4.6
*Also covers RG-214 & RG-215.
+ Suggested for ATV transmitter use.
When joining differnt types of coax for transmission line, ensure they are the same impedance.
If not, SWR may be affected. Also interjoining connectors / adaptors can affect SWR.
 
* Notes *
Data is collected from various sources.
Specs vary between different manufacturer's, figures quoted are an average.
Original data Courtesy of VK3JDG - Updates VK3KHB