The RKT2G3A90B from RF-Lambda is a RF Variable Attenuator with Frequency DC to 3 GHz, Attenuation Range 90 dB, Attenuation Step 10 dB, Attenuation Accuracy ±2.4 dB, Power 2 W. Tags: Module with Connectors, Rotary, Continuously Variable. More details for RKT2G3A90B can be seen below.