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LMR300

 Description

LMR 300 CoaxialCables, Inner Conductor:1.78mm+Dielectric:4.83mm+First Shield:4.98mm+SecondShield:5.72mm

+Jacket:7.62mm.Packing:100M or 305M Wood Spool.


★ Electrical Characteristics

Item

Impedance(Ω)

50±2

Capacitance(pF/m)

78.40

Velocity of  Propagation()

85.00

Min Screening  Effectiveness(dB)

≧90

Inner Conductor  DCR(Ohm/km)

7.00

Outer Shield  DCR(Ohm/km)

7.30

Voltage  Withstand(Volts DC)

2000.00

Spark Test(VRMS)

5000.00

Installation Temp  Range(℃)

-40℃~70℃

Operating Temp  Range(℃)

-40℃~70℃

 


 Attenuation (@20%)

Max  Attenuation(dB/100m)

Frequency

50MHz

4.50

150MHz

7.90

220MHz

9.60

450MHz

13.80

900MHz

19.90

1500MHz

26.00

1800MHz

28.70

2000MHz

30.30

2500MHz

34.20

5800MHz

54.20

VSWR

VSWR Max

800~2500MHz

1.20

100~480MHz

1.15

800~1900MHz

1.15

1900~2500MHz

1.18