The 560-7A50 RF Detector uses zero-biased Schottky diodes and has a measurement range of -55 dBm to +16 dBm. The 560-7A50 is used with the Model 56100A and 56X Scalar Network Analyzers and with Series 541XXA, 540XXA, and 54XXA Scalar Measurement Systems for making coaxial transmission loss or gain and power measurements