Details
| Construction Materials | |
| Jacket Material | PE |
| Outer Conductor Material | Corrugated copper |
| Dielectric Material | Foam PE |
| Flexibility | Standard |
| Inner Conductor Material | Corrugated copper tube |
| Jacket Color | Black |
| Dimensions | |
| Nominal Size | 1-5/8 in |
| Cable Weight | 0.82 lb/ft | 1.22 kg/m |
| Diameter Over Dielectric | 44.196 mm | 1.740 in |
| Diameter Over Jacket | 49.784 mm | 1.960 in |
| Inner Conductor OD | 17.2720 mm | 0.6800 in |
| Outer Conductor OD | 46.482 mm | 1.830 in |
| Electrical Specifications | |
| Cable Impedance | 50 ohm ±1 ohm |
| Capacitance | 23.1 pF/ft | 75.8 pF/m |
| dc Resistance, Inner Conductor | 0.250 ohms/kft | 0.820 ohms/km |
| dc Resistance, Outer Conductor | 0.160 ohms/kft | 0.525 ohms/km |
| dc Test Voltage | 11000 V |
| Inductance | 0.190 µH/m | 0.058 µH/ft |
| Insulation Resistance | 100000 Mohms•km |
| Jacket Spark Test Voltage (rms) | 10000 V |
| Operating Frequency Band | 1 – 2700 MHz |
| Peak Power | 315.0 kW |
| Pulse Reflection | 0.5% |
| Velocity | 88% |
| Environmental Specifications | |
| Installation Temperature | -40 °C to +60 °C (-40 °F to +140 °F) |
| Operating Temperature | -55 °C to +85 °C (-67 °F to +185 °F) |
| Storage Temperature | -70 °C to +60 °C (-94 °F to +140 °F) |
| General Specifications | |
| Brand | HELIAX® |
| Mechanical Specifications | |
| Bending Moment | 54.2 N-m | 40.0 ft lb |
| Flat Plate Crush Strength | 120.0 lb/in | 2.1 kg/mm |
| Minimum Bend Radius, Multiple Bends | 508.00 mm | 20.00 in |
| Minimum Bend Radius, Single Bend | 203.20 mm | 8.00 in |
| Number of Bends, minimum | 15 |
| Number of Bends, typical | 50 |
| Tensile Strength | 318 kg | 700 lb |
| Note | |
| Performance Note | Values typical, unless otherwise stated |
| Standard Conditions | |
| Attenuation, Ambient Temperature | 20 °C | 68 °F |
| Average Power, Ambient Temperature | 40 °C | 104 °F |
| Average Power, Inner Conductor Temperature | 100 °C | 212 °F |
Return Loss/VSWR
| Frequency Band | VSWR | Return Loss (dB) |
| 806–960 MHz | 1.13 | 24.30 |
| 1700–2000 MHz | 1.13 | 24.30 |
Attenuation
| Frequency (MHz) | Attenuation (dB/100 m) | Attenuation (dB/100 ft) | Average Power (kW) |
| 0.5 | 0.044 | 0.014 | 247.25 |
| 1 | 0.063 | 0.019 | 174.46 |
| 1.5 | 0.077 | 0.024 | 142.22 |
| 2 | 0.089 | 0.027 | 122.99 |
| 10 | 0.202 | 0.062 | 54.32 |
| 20 | 0.289 | 0.088 | 38.05 |
| 30 | 0.356 | 0.109 | 30.85 |
| 50 | 0.465 | 0.142 | 23.63 |
| 88 | 0.627 | 0.191 | 17.53 |
| 100 | 0.671 | 0.205 | 16.38 |
| 108 | 0.699 | 0.213 | 15.72 |
| 150 | 0.834 | 0.254 | 13.17 |
| 174 | 0.904 | 0.276 | 12.15 |
| 200 | 0.976 | 0.297 | 11.26 |
| 300 | 1.22 | 0.372 | 9.01 |
| 400 | 1.433 | 0.437 | 7.67 |
| 450 | 1.532 | 0.467 | 7.17 |
| 500 | 1.627 | 0.496 | 6.76 |
| 512 | 1.649 | 0.503 | 6.67 |
| 600 | 1.806 | 0.55 | 6.09 |
| 700 | 1.974 | 0.602 | 5.57 |
| 800 | 2.134 | 0.65 | 5.15 |
| 824 | 2.171 | 0.662 | 5.06 |
| 894 | 2.278 | 0.694 | 4.83 |
| 960 | 2.376 | 0.724 | 4.63 |
| 1000 | 2.434 | 0.742 | 4.52 |
| 1250 | 2.781 | 0.848 | 3.95 |
| 1500 | 3.106 | 0.947 | 3.54 |
| 1700 | 3.354 | 1.022 | 3.28 |
| 1800 | 3.474 | 1.059 | 3.16 |
| 2000 | 3.709 | 1.131 | 2.96 |
| 2100 | 3.824 | 1.165 | 2.87 |
| 2200 | 3.937 | 1.2 | 2.79 |
| 2300 | 4.049 | 1.234 | 2.71 |
| 2500 | 4.267 | 1.301 | 2.58 |
| 2700 | 4.481 | 1.366 | 2.45 |
All HELIAX coaxial cables are jacketed for direct burial or
for corrosive environmental conditions. Standard jacketing
material is weather-resistant polyethylene suitable for use
in extreme climates.
Additional Information
| Featured Product | No |
|---|---|
| Made in the USA | No |
| GTIN | N/A |
| ISBN | N/A |
| NATO Stock Number | N/A |
| Manufacturer Part Number | N/A |
| Manufacturer | No |
| Condition | New |
| NOS | No |
| Call For Price | No |
| Manufacturer Name | TALLEY INC. |
Product Attachments
| LDF7-50 |  288.92 KB |
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