Cáp đồng trục 8D-FB 50 Ohm
8D-FB Coaxial Cable:
1) Construction
Center Conductor:---------- 2.80mm Solid Copper
Dielectric:--------------------7.80±0.02mm Foam PE
Shield: -----------------------Bonded Al Foil
Braid Coverage:-------------85%:16X6X0.16mmTinned Copper
Jacket:------------------------8.80±0.10mm PVC
Jacket Thickness:------------0.80mm
UL:---------------------------CMX, CM, CATV, CL2, CMR
2) Approval:
ISO, UL, CSA, VDE
3) Characteristics
Inner Conductor Resistance:---------2.86 ohm/km
Dielectric Withstand Voltage:-------1000 ACV/min
Impedance:------------------50±2 Ohm
Capacitance:-----------------85±3nF/km (Nom.)
Echo Loss:-------------------VHF: 20 dB
UHF 18 dB
4) Attenuation
Attenuation
|
[@68o F. (20o C.)]
|
Frequency (MHz)
|
Nom.(dB/100M.)
|
50
|
3.00
|
100
|
4.07
|
200
|
5.65
|
400
|
8.29
|
900
|
13.00
|
1000
|
13.70
|
1500
|
18.30
|
2000
|
22.30
|
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