In an RV the Batwing antenna is the best way to get reception.
In regards to using these advertised over the air antennas for residential use, the important thing to know is to buy one that is AMPLIFIED. The ones that are not amplified simply do NOT work.
You have to really read and re-read the label on the box to make sure you are buying one that is 'amplified'.
I bought one from Walmart that is a flat square piece of thin plastic that you put on the inside wall of your home. It is amplified and in the middle of the woods down in a gully in my Florida winter home I get around 14 channels. Very happy with in.
BTW: I actually get 'better definition' then with cable/satellite because over the air is not compressed. :W
It's no secret that most digital TV is compressed and decompressed--in some cases several times-...
The problem is viewers want more HD channels at a time when many cable and satellite providers are at the limits of their capacity, said Jim Willcox, a technology editor for Consumer Reports magazine.
"They have to figure out a way to deliver more HD content through their distribution networks," he said.
Compressing the signal is cheaper than costly infrastructure upgrades to increase capacity. Satellite TV providers — including DirecTV Group Inc. and Dish Network Corp
:C