jnoise software package provides white and pink noise generator, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install jnoise
jnoise is installed in your system.
Make ensure the jnoise package were installed using the commands given below,
$ sudo dpkg-query -l | grep jnoise *
You will get with jnoise package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Sound |
| Package | jnoise |
| Version | 0.6.0-4 |
| Description | white and pink noise generator |
| Sub Section | Sound |