The NJT8318UNA from Nisshinbo Micro Devices is a Block Upconverter with Gain 59 to 65 dB(Linear Gain), Impedance 50 Ohms, Input Frequency 950 MHz to 1.7 GHz, Input Power -5 to 5 dBm, LO Frequency 12.80 GHz. Tags: Waveguide. More details for NJT8318UNA can be seen below.