The SDLVA-218-44-70MV from Planar Monolithics Industries is a Detector Log Video Amplifier (DLVA) that operates from 2 to 18 GHz. This model offers a logging range from -40 to +4 dBm having a log slope of 70 mV/dB. The logging linearity is better than 0.75 dB with a 25 nsec rise time and a 300 nsec fall time.It requires a supply of 15 Vdc and is available in small package with connectors that measures 2.2 in x 1.5 in x 0.4 in.