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Cable design RD-316
Structurally, the RD-316 cable consists of:
- central conductor, stranded 7x0,17 mm, material — silver plated with copper.
- dielectric made of one-piece fluoroplastic (PTFE) with a diameter of 1,52 mm
- double braid of silver-plated copper with an outer diameter of 2,4 mm
- external insulation made of brown transparent FEP with a diameter of 2,9±0,1 mm
Electrical characteristics of RD-316
Wave resistance: 50±2 Ohm
Linear capacitance: 105 pF/m
Relative speed: 71%
Shortening factor: 1,4
Nominal working voltage: 1,2 kV SKZ
Breakdown voltage: 3 kV SKZ
Losses and permissible power for the RD-316 cable
| Frequency, MHz | Losses, dB/100m | Power, W |
| 50 | 16,9 | 614 |
| 100 | 25 | 340 |
| 200 | 37 | 301 |
| 400 | 55 | 211 |
| 600 | 69 | 171 |
| 800 | 81 | 148 |
| 900 | 86 | 139 |
| 1000 | 92 | 132 |
| 1200 | 101 | 120 |
| 1500 | 115 | 107 |
| 1800 | 127 | 97 |
| 2000 | 135 | 92 |
| 2300 | 146 | 86 |
| 2500 | 153 | 82 |
| 3000 | 170 | 75 |
Mechanical characteristics of the RD-316 cable
Curb weight: 27,5 kg/km
Operating temperature range: -65...+200ºС
Compatibility and analogues
Coaxial cable RD-316 belongs to the G8 cable group and is similar in size to the following widely used types of HF coaxial cables: G 02232 D, HF 50 0.5/1.5 LDY, K 02252 D.
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