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Title icon Cables >LMR/ CNT/ FCOM - 240 Cable Home
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LMR/ CNT/ FCOM - 240 line
Attenuation and Average Power Ratings
 
 
Frequency
MHz
Attenuation
dB /100 ft
Attenuation
dB/100 m
Average Power, kW  
         
30 1.3 4.4 1.49
50 1.7 5.6 1.15
150 3.0 9.8 0.66
220 3.7 11.9 0.54
450 5.2 17.1 0.38
900 7.5 24.6 0.26
1500 9.8 32.1 0.20
1800 10.8 35.2 0.18
2000 11.4 37.3 0.17
2500 12.8 42.0 0.15
       
Standard Conditions :
For Attenuation: VSWR 1.0, ambient temperature 200C (680F).
For Average Power: VSWR 1.0, ambient temperature 400C (1040F)
Inner conductor temperature 1000C (2120F), sea level, dry air, atmospheric pressure, no solar loading

         
 
 
Description
 
Standard Outdoor Cable, Polyethylene Jacket

CNT-240

 
Watertight Cable, Polyethylene Jacket

CNT-240-DB

 
Fire Retardant Cable (CATVR), Non-Halogeneted Jacke

CNT-240-FR

 
Mechanical
 
Minimum Bending Radius, In (mm)
Bending Moment, lb-ft (N•m)
Cable Weight, lb/ft (kg/m)
Tensile Strength, lb (kg)
Flat Plate Crush Strength, lb/in (kg/mm)

0.75 (19.1)
0.25 (0.34)
0.034 (0.05)
80 (36.3)
20 (0.36)
 
Construction Materials
 
Inner Conductor
Dielectric
Outer Conductor
Overall Braid
Solid BC
Foam Polyethylene
Aluminum Tape
Tinned Copper
 
Dimensions
 
Diameter Inner Conductor, in (mm)
Diameter Dielectric, in (mm)
Diameter Outer Conductor, in (mm)
Diameter Overall Braid, in (mm)
Diameter over Jacket, in (mm)
0.056 (1.42)
0.150 (3.81)
0.155 (3.94)
0.178 (4.52)
0.240 (6.10)
 
Environmental
 
Storage Temperature, 0C (0F)
Installation Temperature, 0C (0F)
Operating Temperature, 0C (0F)       
-70 to +85 (-94 to +185)
-40 to +85 (-40 to +185)
-40 to +85 (-40 to +185)
 

Electrical

 
Maximum Frequency, GHz
Velocity, percent  
dc Breakdown, Volts
Peak Power Rating, kW

dc Resistance, ohms/1000 ft (1000m)
    Inner Conductor
    Outer Conductor
Jacket Spark, volts RMS    
Capacitance, pF/ft (m)
Inductance, mH/ft (m)
Shielding Effectiveness, dB
Phase Stability, ppm/0C       
31
84
1500
5.6


3.2 (10.50)
3.89 (12.76)
5000
24.2 (79.40)
0.060 (0.20)
>90
<10
 

Accessories

 
Nylon Cable Ties, Pack of 50 
Standard Weatherproofing Kit
CT-CNT
WK-CNT
 
top
 
  Interface Description Part Number Coupling Nut Inner Contact Attachment Outer Contact Attachment Finish Body/Pin
  N Male Straight 240PNM-H Hex Solder Clamp T /G
  TNC Male Straight 240 PTM Hex Solder Clamp T /G
  TNC Female Right Angle 240 PTR Hex Solder Clamp T /G
  SMA Male Straight 240 PSM-CR Hex Solder Crimp SS
  SMA Male Right Angle 240 PSM-CR Hex Solder Crimp SS
               
   
   
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Keywords Heliax Cable, LDF Cable, Collinear Antenna , Yagi Antenna , Seling Antenna , XLR Connectors , RF Coaxial Connectors Links | Design Credits : adesigncafe.com