Do you have to purchase the adapter from dish or can you just get one from Walmart or another store?

I have some channels that have no sound! Picture is good. Anyone know what the problem could be? There are times though that the channels do have sound.

I just got my dish installed today. I was curious as to which satellites they set my dish too. They installed a 1k.4 dish and I have the free HD with 1 222k and 2 211k. My signal seems low. It was in the 50's. Is this good? My zipcode is 40391.

I have 4 tv's in my house. I have 3 HD tvs and 1 standard tv. I told the tech that I wanted two 211's and one 222 rcvrs. He told me that I only needed two 222's and that would give me HD on my 3 tv's and SD to my standard tv. Is this correct? It doesn't sound right to me. I want the 211's...

What format are movies and show saved as on the hard drives?

My wife and I are looking at getting satellite tv. The DN Americas top 250 is our choice with HD in 3 rooms and standard in 1 room. I have been reading some of the posts on this site and I see alot about people have multiple dish setups just to receive all the channels within their package they...