I use G-Tech drives most of the time. G-Drive Q for archive and with editing on my MBP a G-RAID 2 for faster performance. There are other good drives out there. Do a search on the Cow and the names will turn up. Here's a link to G-Tech.
http://www.g-technology.com/products/products.cfm?interest=all
John
MacPro 8-core 2.8GHz 8 GB RAM OS 10.5.5 QT7.5.5 Kona 3 Dual Cinema 23 ATI Radeon HD 3870, 24" TV-Logic Monitor
ATTO ExpressSAS R380 RAID Adapter, PDE Enclosure with 8-drive 6TB RAID 5
Final Cut Studio 2 (up to date)
Pro Tools HD w SYNC IO, Yamaha DM1000, Millennia Media HV-3C, Neumann U87, Schoeps Mk41 mics, Genelec Monitors, PrimaLT ISDN