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      75 歐姆同軸電纜

      21PATCA/PH Coaxial Cable

      PH  21PATCA.png

       

      LJ Item No.:

      6040

      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.

      1.02  mm

      1.02  mm


      Capacitance

      52 ±   3 pF/m

      Insulation

      Material

      Foam PE

      Foam PE


      Velocity   Factor

      0.85

      Nominal Dia.

      4.60   ± 0.20 mm

      4.60   ± 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.

      6.80 mm

      6.80 mm


      Messenger

      Material

      Steel

      Steel


      Nominal Dia.

      1.13  mm

      1.13  mm


      Remark:  Green parts above are for optional.





















       

      Attenuation

      Frequency   ( MHz )

      50

      100

      200

      500

      800

      1000

      1350

      1750

      3000

      Nominal   Value ( dB/100m )

      5.2

      7.6

      9.5

      15.6

      20.9

      24.1

      27.5

      31.5

      43.5

       

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