Use of sentences and capitalization would make this easier to follow. I think your question is basic, but it's not totally clear what you want to end up with.
"analog receiver" All Dish channels are delivered in a digital stream. I'm guessing you have an SD receiver (322? 522?) that you wish to upgrade to HD.
The ViP222 is the HD equivalent of the 322. The DVR 622/722 is the HD upgrade of a 522/625 and adds the ability to record ATSC from local broadcast. All 3 can output TV2 over your choice of channel 21-69.
"analog receiver" All Dish channels are delivered in a digital stream. I'm guessing you have an SD receiver (322? 522?) that you wish to upgrade to HD.
The ViP222 is the HD equivalent of the 322. The DVR 622/722 is the HD upgrade of a 522/625 and adds the ability to record ATSC from local broadcast. All 3 can output TV2 over your choice of channel 21-69.