The P1CP-SAF-0218G Series from P1dB are directional couplers that operate from 2 to 18 GHz. They have coupling values of 10 & 20 dB and can handle up to 50 Watts of average power. These couplers have an insertion loss of under 1.3 dB, directivity of over 12 dB and a VSWR of 1.35:1. They are available in an aluminum module with SMA female connectors and are ideal for signal sampling, such as in a production test system. Other coupling values are available upon request.