The RKT5G3A90 from RF-Lambda is a RF Variable Attenuator with Frequency DC to 2.5 GHz, Attenuation Range 90 dB, Attenuation Step 1 dB, Attenuation Accuracy ±1.5 dB, Power 5 W. Tags: Module with Connectors, Toggle, Continuously Variable. More details for RKT5G3A90 can be seen below.