LeadTek makes (or used to make) multiple-input bt848 boards - one bt chip, several inputs to select from. www.compgeeks.com used to have them for under $100 but doesn't appear to now. > Does anyone know if there are any bt848 or other linux-supported frame > grabber boards out there that have more than 1 video input port? > > Ideally non-multiplexed, but multiplexed would be of use as well, and a > tuner is not required, regular composite is acceptable.