A:
You can do 1 of 3 things:
1) if your TV has only 1 RCA output get an RCA splitter --> 1 RCA in with 2 or more RCA outputs
2) (if no RCA outputs on TV but, if your TV has one optical output, then use an --> optical to RCA converter (ie. Optical input, 1 or more RCA outputs).
3) if TV has no RCA and no optical outputs then apply 1 of the first 2 methods listed above with your DISH box instead with the TV