Cable Loss Table for Impedence 50 Ohm
P/N

Nomal Attenuation

Conductor AWG(mm)
Insulation Nominal O.D. mm
Jacket Nominal O.D. mm
Shield Material & Coverage
Nom. Imp. Ohm
Nom. Vel. Prop.
Nominal Capacitance PF/m
MHz
db/100m
LMR100

50

18.0
 
0.46 mm Copper Covered Steel
1.52 mm Solid Polythylene
2.80mm Black PVC
Bonded Aluminum Foil + 95% Tinned Copper Braid
50
67%
101
100
28.0
 
200
36.8
 
400
52.8
 
900
81.2
 
1000
88.0
 
1500
98.7
 
2000
115.5
 
2500
130.6
 
5800
210.3
 
LMR195

50

8.4
0.94 mm Solid Bare Copper Wire
2.79mm Gas Injected Foam PE
4.95 mm Black PE
Bonded Aluminum Foil + 95% Tinned Copper Braid
50
82%
80
100
11.5
200
17.1
400
23.0
900
36.0
1000
38.5
1500
47.7
2000
55.4
2500
62.4
5800
98.1
LMR200

50

7.4
 
1.12 mm Solid Bare Copper Wire
2.95 mm Gas Injected Foam PE
4.95 mm Black PE
Bonded Aluminum Foil + 95% Tinned Copper Braid
50
83%
80
100
12.5
 
200
15.8
 
400
22.6
 
900
31.2
 
1000
33.1
 
1500
41.1
 
2000
48.0
 
2500
55.4
 
5800
86.5
 
LMR240

50

5.9
1.42 mm Solid Bare Copper Wire
3.81 mm Gas Injected Foam PE
6.1 mm Black PE
Bonded Aluminum Foil + 95% Tinned Copper Braid
50
83%
80
100
7.1
200
11.2
400
16.9
900
24.9
1000
26.8
1500
33.4
2000
39.2
2500
44.4
5800
72.2
LMR300

50

4.5
 
1.78 mm Solid Bare Copper Wire
4.83 mm Gas Injected Foam PE
7.62 mm Black PE
Bonded Aluminum Foil + 95% Tinned Copper Braid
50
83%
80
100
5.5
 
200
9.4
 
400
15.5
 
900
19.9
 
1000
23.8
 
1500
26.0
 
2000
30.3
 
2500
34.2
 
5800
54.2
 
LMR400

50

2.9
2.74 mm Solid Copper Clad Aluminum
7.24 mm Gas Injected Foam PE
10.3 mm Black PE
Bonded Aluminum Foil + 95% Tinned Copper Braid
50
85%
80
100
3.9
200
5.7
400
7.5
900
13.0
1000
13.6
1500
17.0
2000
20.1
2500
23.2
5800
38.0
LMR500

50

3.5
 
3.60 mm Solid Copper Clad Aluminum
9.40 mm Gas Injected Foam PE
12.70 mm Black PE
Bonded Aluminum Foil + 95% Tinned Copper Braid
50
85%
80
100
4.1
 
200
5.3
 
400
7.2
 
900
11.0
 
1000
11.5
 
1500
14.1
 
2000
16.3
 
2500
18.8
 
5800
30.9