I just finished installing a Wineguard x2 dish and 2 Wally recievers. So here's the rub. The dish supports 2 recievers but BOTH recievers have to be tuned to a channel that the dish is pointed at. So ...
Here's the most up to date listing I know of. For channels with multiple location listings, use the "Commercial Acct HD" listing unless you happen to be in one of the regional spot beam locations like Alaska, Hawaii, etc.