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              75 歐姆同軸電纜

              7C-FB Coaxial Cable

              DFB 7DFB.png

               

              LJ Item No.:

              6042

              Category:

              75   Ohm Cable

              Standard:

              ANSI   / SCTE 74-2011,  EN50117-2-5










              Physical Construction

              Single

              Siamese


              Electric Performance

              Central   Conductor

              Material

              CCS /   CU

              CCS /   CU


              Impedance

              75 ±   3 Ω

              Nominal Dia.

              1.50   mm

              1.50   mm


              Capacitance

              56 ±   3 pF/m

              Insulation

              Material

              Foam PE

              Foam PE


              Velocity   Factor

              0.80

              Nominal Dia.

              7.10   ± 0.20 mm

              7.10   ± 0.20 mm


              Temperature   Rating

              -40-75

              Shield

              Foil

              Material

              AL   PET

              AL   PET


              Structure Return Loss

              Overlap

              ≥20%

              ≥20%


              5-300MHz

              ≥20

              Braid

              Material

              Alum   / Cu / CCA

              Alum   / Cu / CCA


              300-1000MHz

              ≥18

              Nominal Dia.

               0.12 / 0.16 mm

               0.12 / 0.16 mm


              Screening    Immunity

              Foil

              Material

              AL PET

              AL PET


              5-200MHz

              >85dB  

              Nominal Dia.

              ≥20%

              ≥20%


              200-1000MHz

              >90dB

              Braid

              Material

              Alum / Cu / CCA

              Alum / Cu / CCA


              Nominal Dia.

               0.12 / 0.16 mm

               0.12 / 0.16 mm


              Jacket

              Material

              PVC /   PE

              PVC /   PE


              Nominal Dia.

              9.30 mm

              9.30 mm


              Messenger

              Material

              Steel

              Steel


              Nominal Dia.

              1.83  mm

              1.83  mm


              Remark:  Green parts above are for optional.





















               

              Attenuation

              Frequency   ( MHz )

              10

              100

              250

              500

              750

              1500

              2150

              2700

              3150

              Nominal   Value ( dB/100m )

              1.75

              5.10

              8.52

              13.5

              16.3

              24.65

              30.5

              36.6

              39.75

               

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