I need to replace my C-band LNB because the drift has caused an inability to hold a digital signal now. 15 years old, I bought it with my 1st gen 920. What a buggy unit that was. Anyway, I found this one but I don't see a price:
http://www.wsidigital.com/dmx2111.gif
http://www.wsidigital.com/dmx2111.gif