Tiny Tim for UNIX is distributed as source code in a compressed tar file.
1) Download tinytim-7.1.tar.gz (2.8 MB)
2) Uncompress and untar the files :
gunzip tinytim-7.1.tar.gz
tar xvf tinytim-7.1.tar
3) Read the installation instructions in the manual
The previous version of Tiny Tim, version 6.3, is also available here for those who might want it for any reason.