
Seamless Qr540 Trunk Cable
Product Introduction
Our company adheres to the service tenet of 'quality wins'. According to the different needs of users and through rigorous production process and quality management, we will deliver higher quality UTP CATE5e PVC NETWORK CABLE, CCTV Cable, CAT7 Lan Cable to our customers. We have a rational optimization of product design, perfect after-sales service to help you effectively improve the operational efficiency and service life of the equipment. We imagine we will satisfy along with you. We work in a pragmatic and efficient manner to ensure that every user is assured and satisfied!
Construction Parameters
Inner Conductor | 0.124/3.15+0.01mm Pure Copper |
Dielectric | 0.514/13±0.05mm Foam PE |
Shield | 0.0135/0.343mm Aluminum Tube |
Jacket | 0.0135/15.5±0.2mm PVC |
Jacket Thickness | 0.035/0.8mm |
Electrical Characteristics
DC LOOP Resistance | 1.61W/1000ft(5.28W/km ) |
Capacitance | 15.3±1pF/ft(50±3nf/km) |
Impedance | 75± 2Ω |
Velocity of Propagation | 88% |
Attenuation(20℃)
Frequency(MHz) | Attenuation(dB/100FT) | Attenuation(dB/100M) |
5 | 0.14 | 0.46 |
55 | 0.47 | 1.54 |
83 | 0.58 | 1.9 |
211 | 0.95 | 3.12 |
250 | 1.03 | 3.38 |
300 | 1.13 | 3.71 |
350 | 1.23 | 4.03 |
400 | 1.32 | 4.33 |
450 | 1.4 | 4.59 |
500 | 1.49 | 4.89 |
550 | 1.56 | 5.12 |
600 | 1.64 | 5.38 |
750 | 1.85 | 6.07 |
865 | 2.00 | 6.56 |
1000 | 2.17 | 7.12 |
Application
QR540 aluminum tube cable is used for CATV trunk line and DBS-direct broadcasting satellite.




We're going to dedicate ourselves to offering our esteemed shoppers with the most enthusiastically considerate solutions for Seamless Qr540 Trunk Cable. We adopt the principle of 'research and development as the driving force, technology as the core, and quality as the fundamental', and at the same time follow the sales philosophy of 'customer first, quality first', and win the praise of our customers with high quality product and service. We sincerely ask for your unchanged support and appreciate your kind advice and guidance.
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