Trunk Coax Cable QR 500M 75 Ohm CATV
Construction Parameters: |
Inner Conductor |
0.124Inches /3.15mm Copper Clad Aluminum |
Dielectric |
0.514Inches /13.05mm Foamed PE |
First Shield |
0.540Inches /13.72mm Welding Smooth Aluminum Tube |
Shield Thickness |
0.0135Inches /0.343mm |
Jacket |
0.610Inches /15.49mm PE/ Flame Retardant PE |
Jacket Thickness |
0.035Inches /0.89mm |
Messenger |
0.109Inches /2.77mm Steel |
|
Electrical Characteristics: |
Capacitance(pF/m) |
50 ± 3 |
Impedance(ohm) |
75 ± 2 |
Velocity of Propagation (%) |
88 |
Inner Conductor DC Resistance(Ω/km) |
3.34 |
Outer Conductor DC Resistance(Ω/km) |
1.94 |
Loop DC Resistance(Ω/km) |
5.28 |
|
Mechanical Characteristics: |
Min.Bend Radius(mm) |
102 |
Max.Pulling Tension(kgf) |
100 |
Max.Breaking Strength of Messenger(kgf) |
816 |
|
Attenuation(20ºC): |
Frequency (MHZ) |
Nominal (dB/100m) |
Max Attenuation (dB/100m) |
5.00 |
0.43 |
0.46 |
55.00 |
1.48 |
1.56 |
83.00 |
1.80 |
1.90 |
211.00 |
2.99 |
3.12 |
250.00 |
3.25 |
3.38 |
300.00 |
3.54 |
3.71 |
350.00 |
3.84 |
4.04 |
400.00 |
4.13 |
4.33 |
450.00 |
4.43 |
4.59 |
500.00 |
4.63 |
4.89 |
550.00 |
4.95 |
5.12 |
600.00 |
5.22 |
5.38 |
750.00 |
5.91 |
6.07 |
865.00 |
6.23 |
6.56 |
1000.00 |
6.89 |
7.12 |
|
Order Informations: |
Marking |
QR-540 XXX M (or Per customer's request) |
Package |
1000m/Wooden Spool (or Per customer's request) |
Delivery time |
Normally 15 days after received the deposit. |