Stephen Yes all that is required is to replace the exciter with a DVB unit. The typical IF from a DVB unit is 36Mhz not 44mhz so the upconverter LO will have to be reset, and probably the PA pre-correction adjusted. It's not a particular problem though and I did it numerous times when I had to swap between a Harris VSB exciter and a NDS DVB exciter during The Australian tests where we used the same transmitter for both standards. There are many HD and SD settops in the Australian market that do 6 Mhz as Well as 7 Mhz. Have a look at the following URL http://www.avermedia.com/cgi-bin/products_digitvtuner_dvbtvolar.asp?show=2 This is a USB tuner (AVerTV DVB-T Volar) for DVB-T in 6,7,or 8Mhz That just plugs into a laptop and gives SD and HD facilities. No ATSC though! The PCMCIA version is similar with FM radio as well. The specs on the hybrid+ volar are: Watch Analog TV OR High Quality Digital Terrestrial TV (DVB-T) and FM Radio broadcasts on Your Notebook and Desktop PCs! Analog TV Digital TV TV Standard Worldwide NTSC/PAL/SECAM DVB-T Free-to-Air Stereo Sound Teletext â HDTV î â EPG î â Recording Format MPEG/1/2/4 MPEG2 o 4:3 and 16:9 Wide-screen Format o 16-Channel Preview o Multi-User Setting o Auto-Scan & Full Channel / All Frequencies Scan o Over-Scan o Fully Resizable TV Windows (1/4 to full screen) o Channel Re-mapping Digital Subtitle Support o Enables to choose when you want to watch subtitles and even to select the language in which they appear MHEG-5 Support (UK Digital Teletext Service) o Allows users to access the UKâs range of digital teletext services on their PCs to provide a complete entertainment experience. Video Quality Enhancement o Provide more vivid and vigorous picture quality with less noise and jitter. PVR (Personal Video Recorder) o TimeShift o TV Scheduler (One-time/Continuous Mode) o Silent Record (Mute While Recording) o Record Video in MPEG-1/2/4* formats o Sequential Snapshots (Single/Consecutive) o Wake-up Recording from Stand By (S3)/Hibernate (S4) Mode o Fast Channel Switching and Scanning * Input Signal: o 75 Î TV Antenna Input o Composite (RCA) o S-Video o FM Radio Antenna Input