Quantic PMI Model ERDLVA-18G40G-65-50-1 is a CW Immune Extended Range Detector Log Video Amplifier (ERDLVA) that operates from 18 to 40 GHz with a dynamic range of -65 to 0 dBm and the ability to interface with a long cable (30 meters), while maintaining high speed and flatness. This model has SMA female connectors and offers an ultra-small package size of 1.60" x 1.50" x 0.31".  https://www.quanticpmi.com/product-details/erdlva-18g40g-65-50-1