The NJT8304UN from Nisshinbo Micro Devices is a Block Upconverter with DC Voltage 12 to 30 V, Gain 56 to 62 dB(Linear Gain), Input Frequency 950 MHz to 1.7 GHz, LO Frequency 12.80 GHz, Operating Temperature -40 to 60 Degree C. Tags: Waveguide. More details for NJT8304UN can be seen below.