The site doesn't say anything about recovering PEF files. Have you been able to recover PEF's?
Shel > [Original Message] > From: David Savage > I haven't deleted an SD card, but I have with a CF card. > > I recovered them using PC Inspector Smart Recovery. Worked a treat. > > <http://www.pcinspector.de/smart_media_recovery/uk/welcome.htm>
