cat /etc/apt/sources.list
deb http://de.archive.ubuntu.com/ubuntu trusty main restricted universe multiverse
# deb-src http://de.archive.ubuntu.com/ubuntu trusty main restricted universe multiverse

deb http://de.archive.ubuntu.com/ubuntu trusty-updates main restricted universe multiverse
# deb-src http://de.archive.ubuntu.com/ubuntu trusty-updates main restricted universe multiverse

deb http://de.archive.ubuntu.com/ubuntu trusty-security main restricted universe multiverse
# deb-src http://de.archive.ubuntu.com/ubuntu trusty-security main restricted universe multiverse

deb http://de.archive.ubuntu.com/ubuntu trusty-backports main restricted universe multiverse
# deb-src http://de.archive.ubuntu.com/ubuntu trusty-backports main restricted universe multiverse

## This software is not part of Ubuntu, but is offered by third-party
## developers who want to ship their latest software.
deb http://extras.ubuntu.com/ubuntu trusty main

## Uncomment the following two lines to add software from Ubuntu's
## 'extras' repository.
## This software is not part of Ubuntu, but is offered by third-party
## developers who want to ship their latest software.
# deb http://extras.ubuntu.com/ubuntu precise main
# deb-src http://extras.ubuntu.com/ubuntu precise main
deb http://apt.tvheadend.org/stable trusty main
# deb-src http://apt.tvheadend.org/stable trusty main