The 27114 from Flann Microwave is a Waveguide Attenuator with Frequency 73.8 to 112 GHz, Average Power 0.07 W, Attenuation 0 to 50 dB, Insertion Loss 1.5 dB. Tags: Rotary Attenuator, Direct Reading Attenuator. More details for 27114 can be seen below.