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Product Description
The products is manufactured according to the standards of SJ1563-1980,mainly used for the transmission of radio frequency signals in radio communication, radio and electronic equipment under the condition of high temperature.
The cable has the uniform characteristic impedance, low loss, low delay, minimum attenuation properties.
Product Structure
Type | Inner conductor | Insulation | Outer conductor | Jacket | |||
MateriaI | Roots X Diameter | Diameter | MateriaI | Form | Thickness | Diameter | |
SFF-50-1 | SiIver Copper | 7/0.10 | 0.87 | SiIver Copper | Single Braid | 0.15 | 1.80 |
SFF-50-1.5-1 | SiIver Copper | 7/0.18 | 1.50 | SiIver Copper | Single Braid | 0.18 | 2.55 |
SFF-50-1.5-2 | SiIver Copper | 7/0.18 | 1.50 | SiIver Copper | DoubIe Braid | 0.18 | 3.20 |
SFF-50-2-1 | SiIver Copper | 1/0.73 | 2.20 | SiIver Copper | Single Braid | 0.18 | 3.30 |
SFF-50-2-2 | SiIver Copper | 1/0.73 | 2.20 | SiIver Copper | DoubIe Braid | 0.18 | 4.00 |
SFF-50-3-1 | SiIver Copper | 1/0.93 | 3.0 | SiIver Copper | Single Braid | 0.23 | 4.50 |
SFF-50-3-2 | SiIver Copper | 1/0.93 | 3.0 | SiIver Copper | DoubIe Braid | 0.23 | 5.50 |
SFF-75-1 | SiIver Copper | 1/0.17 | 0.87 | SiIver Copper | Single Braid | 0.15 | 1.80 |
SFF-75-1.5-1 | SiIver Copper | 7/0.10 | 1.50 | SiIver Copper | Single Braid | 0.18 | 2.55 |
SFF-75-1.5-2 | SiIver Copper | 7/0.10 | 1.50 | SiIver Copper | DoubIe Braid | 0.18 | 3.20 |
SFF-75-3-1 | SiIver Copper | 1/0.55 | 3.0 | SiIver Copper | Single Braid | 0.23 | 4.50 |
SFF-75-3-2 | SiIver Copper | 1/0.55 | 3.0 | SiIver Copper | DoubIe Braid | 0.23 | 5.50 |
Electrical Properties
Type | Impedance Q | Dielectric strength kV | Capac i tancep F/m | Rate | InsuIation resistance MQ • km |
SFF-50-1 | 50±3. 5 | 1.2 | 94 | 0.7 | 5000 |
SFF-50-1.5-1 | 50±2.5 | 2.0 | 94 | 0.7 | 5000 |
SFF-50-1.5-5 | 50±2.5 | 2.0 | 94 | 0.7 | 5000 |
SFF-50-2-1 | 50±2. 5 | 3.0 | 94 | 0.7 | 5000 |
SFF-50-2-2 | 50±2.5 | 3.0 | 94 | 0.7 | 5000 |
SFF-50-3-1 | 50±2.5 | 4.2 | 94 | 0.7 | 5000 |
SFF-50-3-2 | 50±2.5 | 4.2 | 94 | 0.7 | 5000 |
SFF-75-1 | 75±5 | 1.0 | 63 | 0.7 | 5000 |
SFF-75-1.5-1 | 75±3 | 1.8 | 63 | 0.7 | 5000 |
SFF-75-1.5-2 | 75±3 | 1.8 | 63 | 0.7 | 5000 |
SFF-75-3-1 | 75±3 | 3.6 | 63 | 0.7 | 5000 |
SFF-75-3-3 | 75±3 | 3.6 | 63 | 0.7 | 5000 |
Attenuation Constant
Type | (MHz) Frequency | ||||||
30MHz | 200MHz | 400MHz | 1000MHz | 1500MHz | 2000MHz | 3000MHz | |
SFF-50-1 | 33.3 | 85.1 | 118. 8 | 190. 7 | 225.2 | 270.8 | 340.4 |
SFF-50-1.5-1 | 19.2 | 50.5 | 70. 5 | 115.4 | 155.5 | 175.6 | 200. 1 |
SFF-50-1.5-2 | 19.2 | 50.5 | 70. 5 | 115.4 | 155.5 | 175.6 | 200.1 |
SFF-50-2-1 | 12.4 | 31.3 | 43. 6 | 71.7 | 86.2 | 102.6 | 127.4 |
SFF-50-2-2 | 12.4 | 31.3 | 43. 6 | 71.7 | 86.2 | 102.6 | 127.4 |
SFF-50-3-1 | 8.6 | 23.2 | 32.4 | 52.7 | 63.6 | 75.8 | 95.7 |
SFF-50-3-2 | 8.6 | 23.2 | 32.4 | 52.7 | 63.6 | 75.8 | 95.7 |
SFF-75-1 | 28.4 | 74.6 | 100. 5 | 185.4 | 215.5 | 240.7 | 290.8 |
SFF-75-1.5-1 | 20.6 | 50.8 | 70. 6 | 115.8 | 155.8 | 175.9 | 200.4 |
SFF-75-1.5-2 | 19.2 | 50.5 | 70. 5 | 115.4 | 155.5 | 175.6 | 200.1 |
SFF-75-3-1 | 8.6 | 23.2 | 32.4 | 52.7 | 63. 6 | 75.8 | 95.7 |
SFF-75-3-2 | 8.6 | 23.2 | 32.4 | 52.7 | 63. 6 | 75.8 | 95.7 |
