The PEWGN1010 from Pasternack Enterprises Inc is a Gunn Diode Oscillator with Frequency 26.5 to 40 GHz, Centre Frequency 35 GHz, Output Power 0.02 to 0.031 W, Bias Current 250 mA, Bias Voltage 4.5 to 5 V. More details for PEWGN1010 can be seen below.