Install langford-dkms by entering the following commands in the terminal:
sudo apt update sudo apt install langford-dkms
Description:
Kernel drivers for the Per Vices Noctar IQ demodulator board
This package contains the source code and build scripts for the driver required to use the "Noctar" (formerly "Phi") IQ demodulator board from Per Vices. . If you are unsure whether you need this package, then you don't.
Homepage: http://www.pervices.com/
Version: 0.0.20130228-5ubuntu1
Section: universe/kernel