SMA to BNC Adapter for RG-6 runs.
Debco Electronics
Inc.
The part number in Debco for the SMA to BNC connector is
200870.
You can find more info at Debcoelectronics.com.
http://safe.spsp.net/cgi-bin/debco/200870.html

RG-58U and Connectors
If you purchase an RG58 Cable with ends already installed, you will need 2 adapters called SMA to SMB to connect the cable to the Antenna and TriplePlay unit. You can purchase these adapters from Digi-Key and search for this part number J621-ND.

If you decide to make your own RG58 Cable/Run, you can purchase these ends to finish the ends and their will be NO need for any adapters. You can purchase this item from L-com or Digi-Key.

L-COM Connectivity Products
Here you will find a variety of cables and connectors for all your needs.
Amplification and Splitters
In-Line Amplifier.
When using this amp, it is recommended to install it as close as possible to the unit and NOT the antenna. This will work on either Sirius or XM Triple Play units. Complete line of Splitters, Y's and Amplification Systems for multiple unit installations.
http://www.xm-radio-satellite.com/index.asp?PageAction=Custom&ID=64
More In-Line Amps and ideas from Pixel Technologies (.pdf)
XM-100 Antenna Extension Kits:
These kits above can be used on the XM & Sirius Triple Play units when used in conjunction with the SMA to SMB converter listed above (gold connector).
http://www.xm-radio-satellite.com/index.asp?PageAction=VIEWPROD&ProdID=2000
http://www.xm-radio-satellite.com/index.asp?PageAction=VIEWPROD&ProdID=201
Antenna Frequency
Input Frequency: Min: 2.32GHz, Max: 2.33GHz
LNA Noise: 0.7dB at 25° C typical
LNA Gain: 42dB typical