QR412M

QR412M

It is widely used in cable TV, digital TV, CCTV, video transmission, security system and satellite TV. Trunk cable, branch distribution cable.

QR412M Details

Item Material Diameter (Inch/mm)
1 : Inner Conductor Copper 2.26±0.05
2 : Dielectric Foam PE   9.19±0.1
3 : Outer conductor Welding aluminum tube   10.47 ±0.05
4 :Jacket PE   12.07 ±0.05
5 : Hanging line Galvanized steel wire   2.77
Impedance(Ω)   75 ±2  
Capacitance (pF/m)   50  
Velocity of Propagayion 87%  
Installation Temp (℃)   -20-+60  
Operating Temp (℃)   -25-+70  
Screening Effectiveness (dB)   >100  
Frequency (MHz) Max Attenuation(dB/100m) (dB/100m)
5   0.65
55   2.26
211   4.62
400   6.46
550   7.71
750   9.12
870   9.87
1000   10.73

FEEDBACK

CONTACT WITH US
  • captcha