I've only recorded DVD on my computer and not for TV - other than photo slide shows..
I hope you can get some answers.
found a few things-

http://www.timefordvd.com/hardware/d...ingGuide.shtml
http://www.consumersearch.com/dvd-recorders
http://www.cnet.com/1990-7384_1-6320...ml?tag=dh;dh_m
http://dvr.about.com/od/dvrs/a/capturemethod2_2.htm

and a bunch more- "recording tv dvd recorder"
http://www.google.com/search?hl=en&c...-revision&cd=1