PS460L-40G Phase Stable Low Loss RF Coaxial Cable
DC–40 GHz | Low Loss | Superior Phase Stability
High-precision 4.60mm RF coaxial cable optimized for broadband test and measurement, aerospace radar, and high-frequency microwave systems requiring exceptionally low insertion loss and stable phase characteristics up to 40 GHz.
Max Frequency: 40 GHz
Screening: >90 dB
Velocity of Prop.: 76%
Outer Diameter: 4.6 mm
Structure & Construction Characteristics
| Structure Layer | Item / Parameter | Material / Specification | Nom. O.D. (mm) |
|---|---|---|---|
| Inner Conductor | Material | Silver Plated Copper | 0.92 |
| Construction | 7 / 0.31 mm | ||
| Insulation | Material | LD-PTFE | 2.65 |
| Inner Shield | Material | Silver Plated Copper Strip | 2.85 |
| Outer Shield | Material | Silver Plated Copper Wire | 3.28 |
| Jacket | Material | FEP / TPU (Blue) | 4.60 |
Electrical Performance Parameters
| Parameter | Specification Value |
|---|---|
| Impedance | 50 Ω |
| Capacitance | 87 pF/m |
| Velocity of Propagation | 76% |
| Max Operating Frequency | 40 GHz |
| Screening Effectiveness | > 90 dB |
| Dielectric Withstanding Voltage | 1500 V DC |
| Phase Stability vs Flexure (40 GHz) | ± 5° |
| Phase Stability vs Temperature (-55°C to +125°C) | ≤ 1000 ppm |
Attenuation & Power Handling @ 25℃ & Sea Level
Insertion Loss Formula: IL = K1 * sqrt(F_MHz) + K2 * F_MHz | K1 = 1.1850, K2 = 0.0028
| Frequency (GHz) | Nominal Attenuation (dB/m) | Nominal Attenuation (dB/100m) | Max Power Handling (W @ 40°C) |
|---|---|---|---|
| 0.5 | 0.28 | 27.9 | 480 |
| 1.0 | 0.40 | 40.3 | 335 |
| 2.4 | 0.65 | 64.8 | 210 |
| 5.0 | 0.98 | 97.9 | 142 |
| 10.0 | 1.47 | 146.5 | 95 |
| 18.0 | 2.08 | 208.3 | 68 |
| 26.5 | 2.62 | 262.1 | 54 |
| 34.0 | 3.06 | 306.2 | 46 |
| 40.0 | 3.39 | 339.4 | 41 |
Cross Reference Note: PS460L-40G provides an ideal high-frequency 4.60mm drop-in replacement for flexible 40GHz phase-stable cables in mmWave test assemblies, satellite communications, and high-density RF instrumentation.
Mechanical & Environmental Properties
| Parameter | Specification Value |
|---|---|
| Min. Bend Radius (Static) | 23 mm |
| Min. Bend Radius (Dynamic) | 46 mm |
| Weight | 45 g/m |
| Operating Temperature Range | -55°C to +125°C |
Frequently Asked Questions
What is the maximum operating frequency of PS460L-40G?
PS460L-40G is engineered to perform reliably from DC up to 40 GHz with outstanding phase stability.
What conductor and dielectric materials are used in PS460L-40G?
It features a 7/0.31 mm stranded silver-plated copper inner conductor (0.92 mm O.D.) and Low-Density PTFE (LD-PTFE) dielectric insulation (2.65 mm O.D.).
What is the bend radius and phase stability performance?
It has a minimum static bend radius of 23 mm (dynamic 46 mm) and maintains a flexure phase stability within ±5° at 40 GHz.
