The 6139-6605 from Crane Aerospace & Electronics is a RF Up-down Converter with Gain 50 to 58 dB, Noise Figure 10 dB, P1dB 40 dBm, RF Frequency 14.5 to 15.5 GHz, Supply Voltage 28 VDC. Tags: Module with connectors. More details for 6139-6605 can be seen below.