The 81000 from Narda-MITEQ is a RF Transceiver with Frequency 13.75 - 14.50 GHz, Output Power(dBm) 41.14 dBm, Supply Voltage Optional 28 V or 48 V, Down Converter IF Frequency 0.95 - 1.7 GHz, Down Converter RF Frequency 12.25 - 12.75 GHz. Tags: Module with Connector, Module. More details for 81000 can be seen below.