The STA-60-19-P1 from ERAVANT is a Waveguide Attenuator with Frequency 40 to 60 GHz, Average Power 0.75 to 1.5 W, Attenuation 0 to 70 dB, Insertion Loss 0.7 dB. Tags: Programmable Attenuator, Direct Reading Attenuator. More details for STA-60-19-P1 can be seen below.