$ sudo apt-get update
$ sudo apt-get install bladerf-fpga-hostedx40 

bladerf-fpga-hostedx40 is installed in your system.

Make ensure the bladerf-fpga-hostedx40 package were installed using the commands given below,

$ sudo dpkg-query -l | grep bladerf-fpga-hostedx40 *

You will get with bladerf-fpga-hostedx40 package name, version, architecture and description in a table

bladerf-fpga-hostedx40 package basic information: