Actually, they are starting to utilize something called SWM (Single Wire Multiswitch) technology that allows them to stack multiple signals on a single cable. You run one wire to the SWM port on your HR20/21 and it can provide signal to both tuners. You wont need the second wire run anymore.
Reader Comments (Page 1 of 1)
Michael Ayers @ Apr 30th 2008 7:46PM
Actually, they are starting to utilize something called SWM (Single Wire Multiswitch) technology that allows them to stack multiple signals on a single cable. You run one wire to the SWM port on your HR20/21 and it can provide signal to both tuners. You wont need the second wire run anymore.