Integration of a Low Noise Amplifier and a USRP Device
From Ettus KB QA
This application note shows how to properly connect an external LNA to a USRP device.
https://www.ettus.com/content/files/kb/Integration_of_a_Low_Noise_Amplifier_and_a_USRP_Device_1.pdf
File:Integration of a Low Noise Amplifier and a USRP Device 1.pdf