If the AP2870 preamp is used , then UVSJ or the AP8700 or CPA-19 would not be used. I think I am done now with my recommendations. These are the places I recommend , Direct from the manufactures ,
http://winegarddirect.com ,
http://www.channelmasterstore.com ,
http://www.antennasdirect.com ,
http://www.antennacraft.net. Retailers ,
http://www.solidsignal.com ,
http://www.3starinc.com ,
http://www.starkelectronic.com , And for those that like to shop around and squeese out the last dollar
http://www.amazon.com. Here are other places that have some hard to find electronics and cables and etc. ,
http://www.ramelectronics.net ,
http://www.tigerdirect.com ,
http://www.digicircle.com