The TWGKTS2-1-90-3-A1 from Techniwave is a RF Variable Attenuator with Frequency DC to 3 GHz, Attenuation Range 0 to 90 dB, Attenuation Step 10 dB, Power 2 W, Insertion Loss 0.5 dB. Tags: Module with Connectors, Rotary. More details for TWGKTS2-1-90-3-A1 can be seen below.