By Tony Huang | 21 April 2023 | 0 Comments
A comparison of RG178 and RG174
A comparison of RG178 and RG174
Structure and Dimension
Attenuation
Electrical & Mechanical
Structure and Dimension
| RG174 | RG178 | |||
| Material | Diameter | Material | Diameter | |
| 1 Inner Conductor | Bare Copper | 7*0.16 mm | Silver Plated Copper Clad Steel | 7*0.102 mm |
| 2 Dielectric | Solid PE | 1.52 mm | PTFE | 0.86 mm |
| 3 Outer Conductor | Tin Copper braid | Nom. 1.9 mm | Silver Copper braid | Nom. 1.3 mm |
| 4 Jacket | PVC | 2.79 mm | FEP | 1.83 mm |
Attenuation
| RG174 | RG178 | |
| Frequency | Attenuation dB/m | Attenuation dB/m |
| 100 MHz | 0.31 | 0.52 |
| 400 MHz | 0.62 | 1.04 |
| 1000 MHz | 0.99 | 1.67 |
| 1700 MHz | 1.33 | 2.25 |
| 2400 MHz | 1.61 | 2.60 |
| 3000 MHz | 1.88 | 2.96 |
Electrical & Mechanical
| RG174 | RG178 | |
| Impedance | 50 ohm | 50 ohm |
| Velocity | 66% | 70% |
| Max Operating Voltage | 1.1 KVrms | 0.75 KVrms |
| Operating Temperature | -25 to +75 ℃ | -55 to + 200 ℃ |
| Min. Bend radius | 10 mm | 10 mm |
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