China Trunk Coax Cable Qr 500m 75 Ohm CATV, Find details about China Qr540 Drop Cable, Coaxial Cable from Trunk Coax Cable Qr 500m 75 Ohm CATV
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. |