The SKA-7138633030-1212-A1 from ERAVANT is a Waveguide Attenuator with Frequency 71 to 86 GHz, Average Power 0.1 to 0.2 W, Attenuation 2.5 to 30 dB, Insertion Loss 2.5 to 4 dB. Tags: Voltage Controlled Attenuator. More details for SKA-7138633030-1212-A1 can be seen below.