The 102-230-6-6 from Narda-MITEQ is a Waveguide Pressure Window with Frequency 7 to 11 GHz, Pressure 40 PSIG, Peak Power 400 KW, Power 1000 W, Operating Temperature -40 to 120 Degree C. Tags: Rectangular. More details for 102-230-6-6 can be seen below.