Have a look in the History section. The very first part covers the MVX250.

Although nothing is common with the NS400 apart from the configuration and the use of ATAC, it is its' direct ancestor.
_________________
Andy.
NSR-WORLD.COM

Please keep all responses to Forum posts on the Forum so that others may benefit.

Please DO NOT PM me for technical advice. My time is precious, and you will probably receive a faster response on the Forum anyway.

Check us out on Facebook! Please "like" our page!