|
HDF4-300
HDF-400 300m Roll
This cable is for
- Commercial Radio, Antenna installations
- Ham Radio
- WiFi
- GSM
- other
Specifications
It is a high quality, low-loss, outdoor rated
cable.
| Physical Properties |
| Mechanically similar to |
RG8/U JIS
8D |
| Conductor |
Qty |
One |
| Material |
Copper Clad Aluminium |
| O.D. |
2.7 mm |
| Dielectric |
Material |
Celled Foam |
| O.D. |
7.24 mm |
| Shield |
Binder |
Sealed Aluminum Mylar |
| Braid |
Aluminum Tape |
| |
Tinned Copper Wire |
| |
(88% coverage) |
| Jacket |
Material |
Polyethylene (PE) |
| O.D. |
10.3 |
| Mass |
0.108 kg/m |
| Minimum
Bend Radius |
25.4 mm |
| |
| Electrical Properties |
| Nominal
Impedance |
50 ohms |
| Velocity
of Propagation |
85% |
| Capacitance |
78.4 pF/m (24.0 pF/ft) |
| DC
Resistance |
Inner Conductor |
4.56 ohm/km |
| Outer Conductor |
5.41 ohm/km |
| Attenuation |
MHz |
dB/m |
| 2400 (measured) |
0.220 |
| 2000 |
0.196 |
| 1500 |
0.168 |
| 900 |
0.128 |
| 450 (70 cm band) |
0.089 |
| 220 |
0.061 |
| 150 (2 m band) |
0.050 |
| 50 |
0.029 |
| 30 |
0.022 |
 |
