SF-250 |
|
Description
Unjacketed Semi Flexible
(Hand Formable) 250 Size
(Hand Formable) 250 Size
Specification RG401 (Mil-C-17/129) Type
CONSTRUCTION
| NO | ITEM | MATERIAL | DIAMETER | REMARK |
|---|---|---|---|---|
| 1 | CENTER CONDUCTOR | SPC | 1.65 ± 0.02mm | |
| 2 | DIELECTRIC | PTFE | 5.35 ± 0.05mm | SOLID |
| 3 | OUTER SHIELD | TC | 6.30 ± 0.05mm | Braid/100% COVERAGE |
| 4 | OUTER SHIELD | PVC or FEP | 7.10 ± 0.1mm 6.80 ± 0.1mm |
Black/Blue/Clear/Red |
| SPCW | PTFE | TC | PVC | FEP |
|---|---|---|---|---|
| Silver Plated Copper clad steel Wire | Polytetrafluoroethylene | Tinned Copper | Polyvinyl Chloride | Fluorinated Ethylene Propylene |
ELECTRICAL DATA
| ITEM | SPECIFICATION | ||
|---|---|---|---|
| Operating frequency | Max. 18 GHz | ||
| Conductor resistance | Max. 0.257 Ω / 100ft (20℃) | ||
| Dielectric resistance | Min. 1000㏁ .km (20℃) | ||
| Test voltage | 7.5 kvrms (1min) | ||
| Velocity of propagation | Nom. 70% | ||
| Capacitance | Max. 95.2 pF/m | ||
| Characteristic impedance | 50 ± 1Ω | ||
| Operating Temp | -40℃~185℃ | ||
| Bending Radius | 13 mm | ||
| Approx. weight | 114.0 kg/km | ||
| Maximum Attenuation | 1 GHz | 0.241 dB/m | 920 Watts |
| 4 GHz | 0.544 dB/m | 460 Watts | |
| 10 GHz | 0.974 dB/m | 291 Watts | |
| 18 GHz | 1.449 dB/m | 217 Watts | |