Hey, he said he couldn't do a cascading SW-21 set up so it is THEIR problem. They either need to eat it or come back and do a SW-21 cascade which is the most common set up - I see no reason why it can't be done.
However, if you are pretty sure you will want to go with more than 2 receivers (or dual tuner models) in the near future then you may just want to buy it anyway, but it sounds like you are set on receivers for awhile.
However, if you are pretty sure you will want to go with more than 2 receivers (or dual tuner models) in the near future then you may just want to buy it anyway, but it sounds like you are set on receivers for awhile.