Trisquel 6 = Precise, so you are set.
When you go to the https://launchpad.net/~linux-libre/+archive/rt-ppa page, it will give you instructions in how to add the PPA and then install.
- [Trisquel-users] Linux-Libre RT (Real-Time) PPA launched dns
- Re: [Trisquel-users] Linux-Libre RT (Real-Time) PPA ... tegskywalker
- Re: [Trisquel-users] Linux-Libre RT (Real-Time) PPA ... dns
- Re: [Trisquel-users] Linux-Libre RT (Real-Time) PPA ... rah+trisquel-web
- Re: [Trisquel-users] Linux-Libre RT (Real-Time) PPA ... nasrullah1983
- Re: [Trisquel-users] Linux-Libre RT (Real-Time) PPA ... tegskywalker
- Re: [Trisquel-users] Linux-Libre RT (Real-Time) PPA ... guojinqu
