The "Mastadon" never came to market. Its the INTERCEPTOPR 10K!

http://www.a1antennas.com/

Several sing the praise of the beefed up
version by Jay-in-the-Mojave he calls a Mastadon. Assuming you'll be on
eleven meter, concerning the skip, it's fading until next cycle when it
will return again. When it's running hard, all you can do is change the
freq or get a directional.