(...) The channel search is done automatically when you turn on the device, the remote control works perfectly. I mounted HDD Western Digital Caviar 500GB IDE ATA100 (famous for his silence) and after re-starting the TNT case I record WITHOUT formatting the hard drive (!). Note that the information in the manual are outdated; because with 500GB total recordable time given by the Pk1750 is 347 hours, which leaves room ... Since there are on the web utilities for converting video formats, the data once transferred to a PC can be burned to DVD for the shows you want to keep. For reliability it is a little early but after setbacks with two Zapbox dual tuner (it's an auxiliary heating unit that TNT), I am ready for anything. Question sensitivity nothing to report since all channels are found and stable except for some artifacts at certain hours of the day, on some channels, this as with Zapbox and as with my Sony digital TV.
No secrets, if the reception part (antenna / cable) is average, the results are means.