
QR412 Aluminum Tube Cable
QR412 aluminum tube cable, preferred solution for medium-distance CATV 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 | 2.23 | 400 | 6.72 |
| 211 | 4.43 | 550 | 7.41 |
| 250 | 4.79 | 750 | 8.82 |
| 350 | 5.38 | 1000 | 10.27 |
Complete the assembly
Connectors, jumpers and passive components matched to this cable — order them in the same shipment.
Product description
Delve into the QR412 75-Ohm Aluminum Tube Cable, a conduit for signal transmission that combines robust performance with cutting-edge design. This cable is the epitome of strength and reliability, crafted for professionals who seek the standards in their communication infrastructure.
75Ω QR Serisi Alüminyum Boru Koaksiyel Kablo
Need a quotation?
Send us your specification and we will reply within one working day.





