Đây là bản mới nhất Proteus 7.4 Sp3 ai thích thì dùng:
Link:
	Code:
	http://www7.zippyshare.com/v/82949231/file.html.
 Mirror 1:
	Code:
	http://www.zshare.net/download/509251515b364bce/
 Mirror 2:
	Code:
	http://uploaded.to/?id=vf0ruf
 Mirror 3:
	Code:
	http://www.filefactory.com/file/1053d9/n/setup74_rar
 Mirror 4:
	Code:
	http://w18.easy-share.com/1702315415.html
 Mirror 5:
	Code:
	http://www.megaupload.com/?d=6YZ82MTN
 and patch file:
	Code:
	http://mihd.net/d0yf641
 
	Code:
	Before install New Proteus7.4 SP3, Uninstall old Proteus and remove old licence key and folder!