The ZX47-50LN+ from Mini Circuits is a Log Detector with Dynamic Range 65 dB, Frequency 10 MHz to 8 GHz, Input Power 22 dBm, Logarithmic Slope -25 mV/dB, Output Voltage 0.50 to 2.10 V. Tags: Module with Connectors. More details for ZX47-50LN+ can be seen below.