The MAX2P260400-20P from Narda-MITEQ is a Frequency Doubler with Input Frequnecy 13000 to 20000 MHz, Output Frequency 26000 to 40000 MHz, Input Power -5 to 5 dBm, Output Power 18 dBm, Voltage 15 V. Tags: Module with Connectors. More details for MAX2P260400-20P can be seen below.