LMR 300
LMR 300, 87% Standard Shield, Black PVC
Datasheet Download
General
| Inner Conductor | Solid Copper |
| Insulation | Foamed PE |
| First Shield | AL/PET/AL Bonds to Dielectric |
| Second Shield | 87% Braid Coverage, Tinned Copper Wire |
| Outer Jacket | PVC |
| Jacket Colour | Black |
Dimensions
| Conductor Diameter | 1.78 mm |
| Insulation Diameter | 4.83 mm |
| Foil Overlap | 18 - 35% |
| Foil OD | 5.03 mm |
| Braiding Wire OD | 0.12 mm |
| Diameter over Jacket | 7.62 mm |
| Jacket Wall Thickness | 0.98 mm |
Technical Properties
| Operating Temperature | -20℃ to +70℃ |
| Dielectric Adhesion to Conductor | ＞4 LB/2” |
| Characteristic Impedance | 50 ± 3 Ohms |
| Conductor DC Resistance | ≤6.96 Ohms/km |
| Loop Resistance | ≤15.46 Ohms/km |
| Velocity of Propagation | 83% |
| UV Resistance | UL1581 |
Max. Attenuation @ 68°F (20°C)
|
Frequency (MHz) |
Attenuation (dB/100m) |
Frequency (MHz) |
Attenuation (dB/100m) |
Frequency (MHz) |
Attenuation (dB/100m) |
|
30 |
3.80 |
1500 |
25.30 |
4500 |
47.75 |
|
50 |
4.90 |
1800 |
28.20 |
5000 |
50.52 |
|
150 |
7.90 |
2000 |
29.80 |
5200 |
51.83 |
|
220 |
9.50 |
2500 |
33.80 |
5500 |
53.14 |
|
450 |
13.10 |
3000 |
37.40 |
5800 |
54.78 |
|
900 |
19.40 |
4000 |
44.61 |
6000 |
55.80 |
Standard and Compliance
| RoHS 3 (EU 2015/863) | Compliant |
| REACH | Compliant |
| Warranty | 3 Years (Indoor) |
We are here for you
Contact with us
Sanyuan Cable
No.6 Guifang Road, Tianmushan Town, Lin'an District, Hangzhou, China
© 2025 HangZhou SANYUAN Cable Co., Ltd, All Rights Reserved. | Powered by 300.cn