The CFADC040305H from Cernex Inc is a Fixed Attenuator with Frequency DC to 4 GHz, Attenuation 3±0.30 dB, Power 5 W, Attenuation Accuracy ±0.3 dB, Length 69 mm. Tags: Module with Connectors, Module with Connectors. More details for CFADC040305H can be seen below.