1–18 GHz 20 dB Directional Coupler | CP10118A-20-MBT
The CP10118A-20-MBT is a 1–18 GHz directional coupler with 20 dB nominal coupling for RF signal sampling, forward power monitoring, amplifier testing, and measurement applications.
Electrical Specifications
| Parameter | Frequency | Min. | Typ. | Max. |
|---|---|---|---|---|
| Nominal Coupling | 1–18 GHz | 19.3 dB | 20 dB | 20.7 dB |
| Coupling Flatness | 1–18 GHz | — | ±0.5 dB | ±0.9 dB |
| Directivity | 1–4 GHz | 23 dB | 26 dB | — |
| Directivity | 4–8 GHz | 20 dB | 23 dB | — |
| Directivity | 8–18 GHz | 16 dB | 21 dB | — |
| Main Line VSWR | 1–8 GHz | — | 1.15:1 | 1.20:1 |
| Main Line VSWR | 8–18 GHz | — | 1.25:1 | 1.30:1 |
| Coupled Line VSWR | 1–8 GHz | — | 1.15:1 | 1.25:1 |
| Coupled Line VSWR | 8–18 GHz | — | 1.25:1 | 1.35:1 |
| Insertion Loss | 1–18 GHz | — | 0.7 dB | 1.0 dB |
| Average Power Handling | 1–18 GHz | — | — | 20 W |
Connector: SMA Female
Operating Conditions: 50 Ω system, 25°C environment.
Applications
RF signal sampling, forward power monitoring, amplifier testing, antenna systems, communications equipment, wireless testing, and RF laboratory applications.

