I accidentily deleted a partition on a drive using the Disk Management utility in Windows 7 right now. Of course there is no backup, so I hope I'm able to recover the data. The disk was a 1 TB drive ...

Has anyone used TestDisk to recovery hard drive partitions? I have have a shucked drive from a Seagate SRD00F2 external drive (Amazon link), that to the best of my knowledge does not run hardware ...