http://goannasvencoop.com/jj45/other/sound.zip Sounds collected/modified from various free games. Extract to /Empires folder, it will overwrite default sounds.
Extract the sound folder to your empires directory. I suggest making a backup of your sound folder in case you don't like any.
All of my guns go "pew pew" like the moonraker. It's gets kinda repetitive, but it really impresses the ladies.
Lol, funny you just posted this as I replaced alot of my sounds last night too. I was going to e-mail them to krenzo to be changed but it looks like you beat me to it. Ill have to try these out tonight.