\documentclass{ppex}
\nonstopmode
\renewcommand \encodingdefault {OT1}\fontencoding \encodingdefault \selectfont 
\usepackage {musixtex}
\pagestyle{empty}

\begin{document}
\ResetPreambleCommands
\ReadyForTheFray
\usepackage {musixtex}
\begin{music}
\startextract
\Notes\qu c\cu d\cu e\ccu f\ccu g \ccu h\ccl i\enotes\bar
\Notes\cca j\cca i\cca h\cca g\ca f\ca d\qa c\enotes
\endextract
\end{music}
\end{document}