On an Apple Macintosh, the diameter symbol can be entered via the character palette (this is opened by pressing ⌥ Opt⌘ CmdT in most applications), where it can be found in the Technical Symbols category.
Pada komputer Apple Macintosh, simbol diameter dapat ditulis melalui palet karakter (dengan menekan ⌥ Opt⌘ CmdT pada kebanyakan aplikasi), dalam kategori "Technical Symbols".