>>Maxim and IIRC Linear Technology provide chips for doing this. > >I've had a look at the maxim site however havent been able >to see any chips along these lines. Perhaps I am looking in >the wrong area, do you have a part number or know of an >application note ? OK, had a very quick browse of the brochures littering my desk, and couldn't quickly see one in a Maxim brochure, but an Analog Devices one has the AD8131 driver and AD8130 receiver for differential video over TP. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist