
QR500 Aluminum Tube Cable
QR500 standard aluminum tube cable, widely used for CATV trunk transmission.
Custom lengths, connectors and pre-assembled jumpers are available. Send us your specification for a quotation.
Technical parameters
Structure
Electrical
| Characteristic impedance | 75 ± 2 Ω |
|---|---|
| Nominal capacitance | 50 ± 3 pF/m |
Mechanical & environment
| Operating temperature | PE −40 ~ +85 °C;PVC −25 ~ +70 °C |
|---|---|
| Standards | GY/T 135、SJ/T 11138 |
Attenuation & power
Attenuation in dB/100 m at 20 °C, nominal values (±5%).
| MHz | dB/100m | MHz | dB/100m |
|---|---|---|---|
| 55 | 1.77 | 400 | 5.35 |
| 211 | 3.58 | 550 | 5.97 |
| 250 | 3.93 | 750 | 7.12 |
| 350 | 4.69 | 1000 | 8.3 |
Complete the assembly
Connectors, jumpers and passive components matched to this cable — order them in the same shipment.
Product description
Introducing the QR500 75-Ohm Aluminum Tube Cable, a next-generation solution for signal transmission that embodies the pinnacle of engineering excellence. This cable is designed for rigorous applications, offering a seamless blend of durability, flexibility, and performance.
75Ω QR Serisi Alüminyum Boru Koaksiyel Kablo
Need a quotation?
Send us your specification and we will reply within one working day.





