Para openSUSE Tumbleweed corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:Keman99/openSUSE_Tumbleweed/home:Keman99.repo
zypper refresh
zypper install radio
Para 15.5 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:Keman99/15.5/home:Keman99.repo
zypper refresh
zypper install radio
Para 15.4 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:Keman99/15.4/home:Keman99.repo
zypper refresh
zypper install radio