PRODUCT: RG-11U Standard / Tri / Quad Shield
1. CONSTRUCTION
| Item | Standard Shield | Tri-Shield | Quad Shield |
| Inner Conductor | BC or C.C.S 1.63mm (14AWG) |
| Insulation | Gas Injected Foam PE 7.11mm |
| Shield (1st Foil) | Bonded Aluminum Foil |
| Braid (1st Braid) | 60% Al-Mg wire |
| Shield (2nd Foil) | -- | Unbonded Aluminum Foil |
| Braid (2nd Braid) | -- | -- | 40% Al-Mg wire |
| Jacket (Sheath) | PVC (FR, UV) (Available PE, LSF, LSZH) |
| Outer Jacket | 10.15mm | 10.30mm | 10.80mm |
| Messenger(optional) | 1.83 / 2.11mm Steel |
| Jelly/APD (optional) | Available per customer's requirement |
Remarks: BC = Bare Copper, C.C.S = Copper Clad Steel
Construction & materials changeable upon request.
| 2: | ELECTRICAL PROPERTIES (@20℃) |
| | 2-1 CAPACITANCE : | 53+/-2 pF/m |
| | 2-2 IMPEDENCE : | 75±3Ω |
| | 2-3 Nominal Velocity of Propagation : | 85% |
| | 2-4 ATTENUATION (dB/100m): | (fig.1) |
| | 2-5 RETURN LOSS : | (fig.2) |
ATTENUATION @20℃ (fIg.1)
| Frequency | Standard Shield | Tri Shield | Quad Shield |
| (MHz) | Nom Attenuation (dB/100m) |
| 50 | 3.00 | 3.00 | 3.00 |
| 100 | 4.10 | 4.10 | 4.10 |
| 211 | 6.00 | 6.00 | 6.00 |
| 470 | 9.00 | 9.00 | 8.95 |
| 550 | 10.15 | 10.15 | 10.10 |
| 750 | 11.90 | 11.90 | 11.85 |
| 860 | 12.70 | 12.70 | 12.60 |
| 1000 | 13.40 | 13.40 | 13.20 |
RETURN LOSS (fig.2)
| Frequency (MHz) | Return Loss (dB) |
| VHF (50~470) | ≥25 |
| UHF (470~1000) | ≥22 |
