The need for products for converting video from one format to another has never been greater.  Holdan has long held a reputation for having a conversion solution for a myriad of analogue and digital formats available in the market today. From composite and Y/C to DV, right up to HDSDI there is a solution to fulfil your needs. 
The acclaimed Grass Valley converters, (formally Canopus) provide a high quality extensive range to convert analogue video to FireWire and FireWire to analogue.  Grass Valley also produce HDMI to HDV and HDSDI to HDV converters.
Datavideo provide low cost DV to analogue and analogue to SDI converters with unique features.
Holdan also distribute converters from Focus Enhancements and TV-One.
The TV-One range includes NTSC to PAL, and scaling options for formats like VGA, DVI and HDSDI.  If you have any questions regarding converters just e-mail converters@holdan.co.uk